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Home  ›  Should I Have Paraesophageal Hernia Repair

Should I Have Paraesophageal Hernia Repair

Written By Sunday, 20 March 2022 Add Comment Edit

Review Article

Which hiatal hernia'south demand to be stock-still? Large, pocket-sized or none?

Introduction

A hiatal hernia refers to herniation of intra-intestinal contents through the esophageal hiatus of the diaphragm. Theories on the etiology of hiatal hernia range from esophageal shortening due to progressive acrid exposure, weakness in the crural diaphragm due to crumbling, and longstanding increased intra-abdominal pressure from obesity or chronic lifting and straining. The prevalence of hiatal hernia varies in the literature from 15–xx% in western populations (1-3). Hiatal hernias can be classified by the position of the gastroesophageal junction (GEJ) and the extent of breadbasket that is herniated. A type I hiatal hernia occurs when there is intermittent migration of the GEJ into the mediastinum. These are ofttimes colloquially chosen "sliding hiatal hernias". Type I hiatal hernias make up more than 95% of hiatal hernias (Figure ane) (four). They are most often asymptomatic. When symptomatic, patients will commonly present with symptoms of gastroesophageal reflux illness (GERD) (5).

Figure one Diagram demonstrating hiatal hernia types one-3.

Blazon II-IV hiatal hernias are ordinarily grouped together and called para-esophageal hernias (PEH) (Figure ane). They are estimated to make upwardly just 5–10% of all diagnosed hiatal hernias (6). Type Ii hiatal hernias occur when the fundus of the stomach herniates through the esophageal hiatus. The GEJ remains unremarkably positioned below the diaphragm. A type III hiatal hernia is a combination of a type I and type Two hiatal hernia in that both the GEJ and fundus of the stomach herniate through the esophageal hiatus. A blazon Iv hiatal hernia occurs when there is displacement of organs other than the stomach into the mediastinum. Type II–4 hernias can exist asymptomatic or symptomatic. It has been estimated that roughly 50% of patients with type II-Iv hiatal hernias are asymptomatic (seven).

When symptomatic, symptoms can be linked to gastroesophageal reflux and its complications, mechanical obstacle due to fractional volvulus, or pressure-related symptoms caused by the herniation of organs into the posterior mediastinum. These can include regurgitation, dysphagia, early satiety, chest pain, and shortness of breath. Big paraesophageal hernias (PEHs) predispose to gastric volvulus with potential necrosis of the stomach secondary to dumb blood period in gastric vessels (6). The potential life-threatening nature of this complication underscores the importance of determining which patients require surgery.

The surgical management of hiatal hernia has evolved from open (transthoracic, transabdominal) procedures to laparoscopic procedures. Laparoscopy is now favored for its reduced morbidity, shorter hospital stay, and decreased pain medication requirements (8). Regardless of the approach, the aim of surgery is reduction of the hernia sac and tension-free closure of the hiatal defect, paired with an anti-reflux procedure.

Surgery is recommended for all acute symptomatic presentations of PEHs (obstruction or incarceration/strangulation). Management in the not-acute and asymptomatic setting is less articulate. Type I hiatal hernias are not typically surgically repaired if they are asymptomatic, given their low overall morbidity. The management of type 2-4 hiatal hernia is less articulate. Influential studies published more 40 years ago led to recommendations that surgeons prophylactically repair all PEHs in guild to avoid the potential development of volvulus and/or gastric ischemia. These studies estimated a thirty% or greater risk of developing acute symptoms and complications in "observation just" patients (9,10). In recent years, however, some studies take plant that the risk of catastrophic complications is much lower than these initial estimates. This has reignited the debate on the need to operate on asymptomatic or minimally symptomatic paraesophageal hernias (11).

Few studies have looked at the natural history of paraesophageal hernias without surgical intervention, making it difficult to appraise the risks of watchful waiting. In club to fully place the do good of surgical intervention, it is necessary to assess outcomes following surgery with regards to symptomology, quality of life, and rates of hernia recurrence. The question of whether a patient should receive surgery is further complicated past the patient'south age and medical comorbidities. It is as well essential to identify special populations of patients that might accept consistently worse outcomes so that they can be counseled on risks prior to surgery. We attempt to address these topics in our review of which hiatal hernias necessitate an performance.

In order to answer the question "which hiatal hernias demand fixing," a literature search was performed using the PubMed database. Search terms included: hiatal hernia, paraesophageal hernia, diaphragmatic hernia, surgery. Abstracts were reviewed for relevancy to the topic. Studies were simply included if they were published within the last 20 years, were in English, and the full text was available. In improver to the database search, references from each newspaper included were searched for eligible studies.

Management of blazon I hiatal hernia

Asymptomatic

Although there are rare reports of blazon I hiatal hernias leading to complications, official guidelines recommend that asymptomatic type I hiatal hernias should be observed but (12). This is because the vast majority of type I hiatal hernias practice not progress to the demand for emergent operation without outset becoming symptomatic. Information technology stands to reason that if such patients have regular follow-up, they will take an constituent repair before they develop indications for emergency surgery. At that place remains of course, the unresolved question of the natural history of type I hiatal hernias and whether they eventually get type Iii or Iv hernias.

O'Donnell et al. observed the incidence of blazon I-IV hiatal hernias in agile component members of the United states of america. Army, Navy, Air Strength, and Marine Corps who served between January 2005 and December 2022 (2). Individuals were identified using records of inpatient and outpatient health care documented in the Defence force Medical Surveillance System. In total, 27,276 individuals were diagnosed with a hiatal hernia during this time menstruum, with an overall incidence of 19.vii per ten,000 person-years. Of the 27,276 service members with a diagnosis of hiatal hernia, just 235 (0.86%). had whatever surgical repair during the surveillance menstruum, and only 47 (0.17%) cases were emergent. This study ended that an overwhelming bulk of diagnosed cases of diaphragmatic hiatal hernia never require surgery. The true incidence of hiatal hernia in this population was likely college, given the fact that at that place was no routine screening in this study. Unfortunately, the study did not written report the distribution of different hiatal hernia types in emergent and not-emergent surgeries.

Further research has examined the natural history of specifically blazon I hiatal hernias. A single institution retrospective review conducted by Ahmed et al. in 2022 evaluated the natural history of type I hiatal hernias less than 5 cm (13). Patients were diagnosed following endoscopy performed as part of the workup for GERD, dysphagia, breast pain, intestinal pain, or follow-up of Barrett's esophagus. All living patients were sent a questionnaire regarding their GERD-related symptoms. Though many patients had persistent symptoms at 10 years of follow-upwardly, researchers discovered that only 1.v% of patients ultimately underwent elective surgery for their hiatal hernia. Two patients received an operation due to the development of refractory GERD. One patient had progressive enlargement of the hiatal hernia and underwent elective repair secondary to the development of iron deficiency anemia. No emergency surgeries were documented over the 10-year study period. Given the low rate of progression to surgery, authors concluded that observation of asymptomatic small to medium sized type I (roman numeral) hernias is safe.

Symptomatic

There has been extensive physiologic research observing the association between sliding hiatal hernia and gastroesophageal reflux. Scheffer et al. performed high resolution manometry and pH studies on 20 patients with a history of GERD and 20 normal volunteers during and afterwards a standardized meal (fourteen). They too compared the volume of the intraabdominal tum using ultrasound. Researchers noted that patients with GERD symptoms had a higher proportion of time in the fasting state where they had ii definitive high-pressure zones on manometry consistent with the profile of a hiatal hernia (32.9±iv.9 min h) (53.2%) compared to controls (8.seven±3.three min h) (14.v%) (P<0.001). Researchers also observed that when the tum was herniated, there was a higher rate of reflux recorded on pH testing (2.1±0.half dozen and three.8±0.9 per hr; P<0.05).

Furthermore, in that location is evidence that elective repair of blazon I hiatal hernia is associated with lower rates of intra and post-operative complications equally well as decreased complication-related reoperation rates compared to PEHs (15). The causal association betwixt GERD and type I hiatal hernia, plus the relatively low complexity rates provide compelling evidence for elective repair of these symptomatic hernias.

Management of type II-IV PEH

Symptomatic

An ideal research study to compare the risks and benefits of repair versus ascertainment of symptomatic PEH would be a randomized controlled trial. However, this data is lacking given that symptomatic hernias are already routinely repaired by most surgeons. Sihvo et al. conducted ane of the few studies that addresses disease-specific mortality of symptomatic PEHs (11). Researchers identified 563 patients that underwent surgical treatment and 67 patients that underwent in-hospital conservative direction of PEHs from 1987–2001. They found a 2.seven% perioperative mortality rate in patients who underwent surgical treatment. In patients that were hospitalized for PEH but ultimately treated without surgery, the mortality charge per unit was xvi.four%. This is likely an overestimate of mortality given that many patients with PEH may have never been hospitalized and thus would non be captured in the "watchful waiting" group of this study. Upon reviewing records for the patients that died during conservative treatment, the authors estimated that 13% of the deaths could accept been prevented with surgical intervention. The results of this study highlight the poor outcomes of watchful waiting for symptomatic PEH.

In addition to this bloodshed benefit, there are several well-documented symptomatic benefits to repair of PEH. Patients ofttimes report relief of their GERD symptoms: dysphagia, bloating, regurgitation and early on satiety (16-18).

Additional consideration should also be given to improvements in cardiac and pulmonary part. Carrott et al. conducted a retrospective review comparing pre and mail service-operative pulmonary office tests (PFTs) in patients who underwent repair of either symptomatic or asymptomatic PEHs (xix). The surgery group demonstrated a statistically significant comeback in PFT values (P<0.01). Furthermore, multivariate regression models demonstrated a correlation between the degree of PFT comeback and the amount of intrathoracic stomach.

The results of this retrospective report were further corroborated in a contempo prospective study of 570 patients conducted by Wirsching et al. (20). They found an comeback in spirometry values in 80% of patients. The degree of improvement after repair was greatest when the percentage of intrathoracic stomach was >75% (P=0.001). Low and Simchuk also found similar improvements in spirometry values (21).

In addition to improvements in respiratory function there is also inquiry demonstrating improvements in cardiac physiology following PEH repair (22). Cardiac MRI performed before and later a repast noted that the size of the PEH increased significantly after eating, and that this increase in size led to a concurrent decrease in left ventricular stroke volume (P=0.012) and ejection fraction (P=0.010). Mail service-surgical MRI showed meaning improvements in left atrial and left ventricular size and EF. Pulmonary office testing was too performed and showed improvements in FEV1 and FVC after surgery. Finally, patient reported cardiorespiratory symptoms improved subsequently surgery compared to pre-operative values (P<0.01). Together, these studies show that the improvement afterwards PEH repair is not limited solely to gastrointestinal and GERD-related pathology.

Outcomes of constituent repair

Current surgical techniques for elective PEH repair have documented low postoperative morbidity/bloodshed and favorable long-term symptomatic outcomes. Targarona et al. reported an 11% morbidity for short-term complications in their report of 46 patients with type Two, 3, and Iv PEH receiving laparoscopic repair +/− mesh reinforcement and Nissen fundoplication (23). Patients were followed for a median of 24 months. This study assessed quality of life using various surveys: Short Form – 36 (SF-36), Glasgow Dyspepsia Severity Score (GDSS), and Gastrointestinal Quality of Life Index (GIQLI). Quality of life co-ordinate to the GIQLI was similar between the entire accomplice and a standard comparison population. This written report institute a xx% recurrence rate over a median follow-upwardly of 24 months using barium eat to make the diagnosis. The majority of recurrences were found to be asymptomatic or minimally symptomatic sliding hiatal hernias. There was no significant departure in patient reported quality of life between groups of patients that had recurrence versus those that did not, suggesting that recurrence can be symptomatically inconsequential.

Sorial et al. conducted a retrospective review of all PEH hernia cases over a vii-yr period, with specific attention to identifying take a chance factors for recurrence (24). At a median follow-upwards fourth dimension of half-dozen months, the overall symptomatic recurrence rate was 9.9%. They examined patient demographics, hernia size, technical aspects of the performance, and surgical feel. On multivariate assay, experience of the operating surgeon was the but factor significantly affecting the rate of recurrence.

Mehta et al. performed a pooled analysis of 20 retrospective studies. They found a pooled five.3% intraoperative morbidity, and a 12.7% rate of postoperative complications among 1,387 patients undergoing laparoscopic PEH repair. Their analysis institute a 16.9% recurrence charge per unit over an adjusted mean follow-up time of 16.5 months. The recurrences were 47% blazon I sliding hernias, 23% wrap disruption, and 30% true PEH recurrence. The 20 studies included in their assay had highly variable individual recurrence rates ranging from 0–44%. The authors aspect this variation in part to a heterogeneous definition of recurrence (25). Other studies take institute similar favorable results (8,23,26-29).

These studies argue that elective surgery is safe and has favorable symptomatic outcomes. They too argue that hazard of recurrence is not minimal but can be symptomatically and clinically inconsequential.

Outcomes of emergency repair

In order to determine the risk versus benefits of elective repair versus emergency surgery, a thorough understanding of the outcomes associated with emergency repair is also necessary. I such study, washed by Jassim et al., performed a prospective review using the Nationwide Inpatient Sample (NIS) database between 2006–2008 to written report 41,723 patients undergoing PEH repair in the The states (thirty). Emergent repair was associated with a significantly higher rate of morbidity (33.4% vs. 16.v% elective, P<0.001) and bloodshed (3.2% vs. 0.37%, P<0.001) than constituent repair. These differences, in part, tin be explained by differing characteristics between the two groups. Patients undergoing emergent repair were significantly more likely to exist older, male, and to have medical comorbidities (alcohol corruption, iron deficiency anemia, electrolyte disorders, renal failure, and weight loss/malnutrition). Patients undergoing emergent repair were as well significantly less likely to receive laparoscopic surgery. Afterwards controlling for these characteristics using multivariate analysis, emergency repair was associated with college mortality. These results suggest that non-elective surgery leads to poor outcomes in terms of morbidity and mortality, attributable to increased age and comorbid conditions.

Multiple other studies have shown similar results. Tam et al. used propensity score matching for gender, age, BMI, Charlson Comorbidity Index, tobacco employ, pre-operative symptoms, hernia size, infirmary, and surgeon differences between elective and emergent patients and plant that the odds of mail-operative complications and bloodshed are consistently 2–three times greater for emergent repair versus constituent repair (31).

Ballian et al. plant that emergent presentation was associated with significant bloodshed fifty-fifty later holding other predictive variables constant. They establish that individuals undergoing emergency PEH repair were more likely to be male, older than 70, underweight or normal body weight, to take larger hernias, and increased comorbidities (32). In this study, mortality was one.1% afterward elective surgery versus 8.0% after non-elective surgery (P<0.01).

Polomsky et al. performed a population-based study of admissions for PEH in the state of New York (9). L-three percent of the PEH hospitalizations in their study were emergent. Interestingly, 66% of these were discharged before any surgical intervention. Emergency admissions had college bloodshed (ii.7% vs. 1.2%, P<0.001), longer length of stay (seven.3d vs. 4.9d, P<0.001), and higher cost ($28,484 vs. $24,069, P<0.001) than elective surgery admissions (9). Emergent presentation had statistical significance associated with mortality, length of stay, and price in multivariable regression models including age and type of operative intervention.

Other studies take drawn a different conclusion: that the variance in bloodshed between elective and emergency repair is entirely accounted for by comorbidities. Shea et al. performed a retrospective review of PEH patients at one institution. They compared patients undergoing emergency versus elective PEH repair, using both propensity scores and multivariate logistic regression to command for significant differences in age, sex, body mass alphabetize (BMI), American Guild of Anesthesiology (ASA) class, tobacco use, and comorbidities such equally diabetes, hypertension, chronic obstructive pulmonary disease, hyperlipidemia, coronary artery illness, and GERD. Their written report identified a total of 229 patients that underwent PEH repair, with 199 undergoing constituent repair (86.ix%) and thirty (thirteen.1%) undergoing emergent repair. Emergent cases were more likely to exist older individuals with larger and more complex hernias. They were likewise more likely to have a longer hospital stay (half-dozen.63 vs. ii.79 days, P=0.002), more postoperative complications (44.8% vs. 19.4%, P=0.002), and a higher proportion of severe complications. There was no statistically pregnant divergence in readmission rates between the two groups (3.7% vs. iii.5%, P=0.22). These differences in cohorts were no longer significant when comparing propensity matched groups. This suggests that the complications experienced by the emergent grouping are owing to their comorbidities and not the emergent nature of their operation.

Augustin et al. used NSQIP data to study 3,598 patients undergoing constituent or emergent (5%) PEH repair from 2009–2011. They similarly found that emergent surgery is not associated with mortality after adjusting for comorbidities (33). They establish, instead, that frailty and preoperative sepsis increased the odds of bloodshed and that laparoscopic (versus open up) repair and BMI ≥25 (versus BMI <18.5) were significantly protective of bloodshed.

Many of the higher up studies have suggested that PEH repair in older patients is associated with greater morbidity and bloodshed. Poulose et al. specifically examined the elderly patient population (34). They used the 2005 Nationwide Inpatient Sample database to investigate octogenarians receiving elective and non-elective surgery for PEH. Non-elective surgery was performed in 43%. Non-elective patients had higher bloodshed (xvi% vs. 2.5%) and length of stay (xiv.iii vs. 7 days) than their elective counterparts. This mortality is double of that presented in research without octogenarians (32). This written report reported a much college length of stay than other studies, in office because the population consisted only of octogenarians and because this written report included all forms of PEH repair while other studies focus on laparoscopic approaches (35). Prolonged length of stay places patients at increased take a chance of pulmonary complications, UTI, worsening disability, and cerebral damage in the elderly (36-39).

Together, the weight of evidence suggests that although office of the increased morbidity and mortality of emergency repair is explained past differences in comorbidities, at that place is also an independent take chances associated with emergency repair.

Asymptomatic PEHs: constituent repair versus watchful waiting

As the literature indicates, preventing emergency surgery for the individual patient is ideal. Notwithstanding, information technology is still unclear the all-time time to intervene electively. Modern outcomes for emergency surgery have improved, with some studies reporting mortality rates equally low as 0–2% (27,30). With this improvement came a revisiting of the original question. Which types of hiatal hernias in which situations can finer be observed? What is the best management strategy to utilise to the asymptomatic PEH population every bit a whole?

Mod population-based studies examining the disease progression of PEHs are largely lacking. In lieu of sufficient epidemiological comparisons of watchful waiting and elective paraesophageal hiatal hernia repair, research teams have turned to figurer modeling to reply this question. Stylopoulos et al. investigated whether the risks of undergoing elective surgery to repair type Ii and blazon III hiatal hernias outweighed the risks of eventual progression necessitating performance, or eventual further progression necessitating emergency surgery. The research team created a Monte Carlo simulation based on a review of 1,035 patients obtained from healthcare cost and utilization project data in 2002 (40). The main upshot was quality adjusted life expectancy (QALE) in the two groups. At all time points, watchful waiting led to a greater overall increase in QALE and so elective surgery. The benefit of watchful waiting was more than pronounced as historic period at presentation increased. This is because researchers establish that the risk of progression to severe symptoms decreased as the historic period of the patient increased. Furthermore, a sensitivity analysis was conducted. The model was only sensitive to alterations in the mortality rates of elective and emergency operations. Given the large amount of data utilized to create the Monte Carlo simulation and the results of the sensitivity analysis, it seemed that the risks of elective PEH repair outweighed the benefits.

Sixteen years later, this written report was repeated by Morrow et al. using updated outcome numbers including costs (41). A Markov determination model was developed to again compare watchful waiting and elective hernia repair for minimally symptomatic PEH. The model included the potential states of immediate postoperative state, PEH recurrence, symptomatic versus asymptomatic after surgery, and death. The model was constructed based on aggregation of outcomes data from a systematic review of the literature. This was therefore a more than comprehensive model than the previous study. Elective laparoscopic hernia repair was overall more expensive. The average cost for a patient who received constituent surgery was $11,771. For the watchful waiting arm, it was merely $2,207. Patients who received elective hernia repair had an average of 1.3 additional quality adjusted life years (14.three vs. thirteen.0). The cost was therefore $vii,303.00 per quality adapted life yr. The authors notation that almost patients when surveyed believe that one quality adjusted life year should be worth $fifty,000 to $100,000. Every bit such, the authors conclude that toll of initial constituent surgery justified the overall improvement in quality of life.

1 of the major reasons why the 2022 written report differed and so strikingly from the 2002 report was that mortality of elective PEH repair has continued to decrease. The 2002 study found that the mortality associated with elective repair was around 1%, which was the aforementioned as bloodshed for emergency surgery in the data they used. This repeat study in 2022 used mortality of around 5% for emergency surgery and 0.65% for constituent surgery. Thus, simply as the sensitivity analysis in the original 2002 study predicted that changes in mortality could affect the results of the study, these new statistics altered the best decision grade to again favor elective repair.

Given this evidence, it appeared that routine operative intervention for asymptomatic PEHs would again be recommended. However, an additional simulation study published past Jung et al. later in 2022 drew different conclusions (42). A Markov model was created based on information collected from a systematic review of studies on type two and three hiatal hernias. Researchers discovered a departure in QALE of five months favoring watchful waiting over elective hernia repair. Eighty-four percent of their simulations showed a more favorable outcome if patients were initially assigned to watchful waiting. This effect did not alter in a sensitivity analysis that increased the maximum age a patient could undergo surgery to 95 years. The aforementioned analysis also decreased the amount of years the patient was at gamble for recurrence to 5 years and inverse the type of closure method from mesh repair to suture only.

Information technology is surprising that two studies with very like methodology yielded such strikingly dissimilar outcomes. Although these studies are simulations and cannot business relationship for every variable as in a randomized controlled trial, they used the same current trunk of literature and statistical methodology yet arrived at very different conclusions. This appears to be due to differences in take chances percentages used in the simulations. The Jung et al. study (which favored watchful waiting) gear up the adventure of postoperative complication after emergency hiatal hernia repair to exist 11.9%. In the written report by Morrow et al., the risk was set at 21%. A lower emergency complication charge per unit decreases the risk of needing emergency surgery, favoring watchful waiting. At that place were also of import differences in the proportion of patients who progressed to a symptomatic hernia (7.4% watchful waiting study, 13.87% constituent repair written report). Finally, the Jung et al. watchful waiting report allowed for the possibility of a second constituent hernia repair, whereas the study favoring elective repair did not. If in that location was a potential for multiple repairs, this would negatively impact quality of life compared to a model which didn't have this potential factored in.

All told, these studies highlight how interpretation of the literature and how changing the input data can dramatically affect the results of a Markov model. Fifty-fifty a sensitivity analysis will miss important differences unless every variable is examined. Therefore, without level one show, it is difficult to confidently derive conclusions about watchful waiting versus routine repair of asymptomatic PEHs. As such, we concord with the 2022 SAGES guidelines that controlling for the asymptomatic patient should be conducted on a case-by-case basis after word of the risks and benefits with the patient (12).

Assessing the risk for elective surgery

Despite the depression modern rates of morbidity and bloodshed, surgical intervention is non without complications. PEH surgery complications tin include visceral injury, vagal nervus injury, pneumothorax, and mediastinal hemorrhage, among others (28). When considering the routine repair of an asymptomatic hernia, it is of import to identify of import run a risk factors of the patient. This is both for optimization and for the informed consent discussion.

As was previously mentioned, Jassim et al. plant that overall risk of complexity during and post-obit elective and non-elective PEH repair was associated with chronic lung disease, electrolyte disorders, and weight loss/malnutrition. Lower rates of complication were significantly associated with female sexual practice, elective and laparoscopic procedures (xxx). Increasing age was also associated with an increased overall adventure of complication and bloodshed following elective and not-elective PEH repair.

Augustin et al. institute an inverse relationship between BMI and mortality. Their study found that BMI 25-50 and BMI ≥30 (vs. BMI <18.5) were significantly protective of mortality (33). Frailty and preoperative sepsis increased the odds of mortality.

The finding from Jassim et al. for the risk associated with chronic lung disease was also identified past other studies. Ballian et al. used stepwise logistic regression to identify variables predictive of postoperative mortality and morbidity (32). They found peri-operative mortality was best predicted by history of congestive heart failure, history of pulmonary affliction, age at operation (≥fourscore vs. <80) and urgency of operation (elective vs. emergency).

Direction of recurrent hiatal hernia

Management of the recurrent hiatal hernia is also important, given the high overall recurrence rates. Lidor et al. prospectively evaluated 101 patients who underwent elective laparoscopic PEH repair with bioprosthetic mesh. They noticed that those patients who had a render of their symptoms (dysphagia, early satiety, bloating, postprandial chest pain and shortness of breath) tended to have a recurrent hiatal hernia greater than 2 cm based on upper gastrointestinal barium contrast exam (43). Lidor et al. therefore determined that hiatal hernias less than or equal to two cm were not clinically significant and should non count as a recurrence. They advocated for repair of all symptomatic recurrent hernias greater than 2 cm.

Jones et al. conducted a retrospective analysis of all patients who underwent PEH repair with mesh over a ix-year period (44). Seventy-9 percent of these patients had upper GI studies postal service operatively to screen for radiologic recurrence. These studies were repeated annually until the patients were lost to follow-up. The resultant hateful follow-upward period was 25 months. The median size of recurrence during this follow-upward was 4 cm. There was no pregnant difference in postal service-operative symptoms betwixt patients with or without radiological occurrence.

White et al. followed 31 patients for 11.3 years and establish a statistically significant reduction in symptoms of dysphagia, heartburn, chest hurting, and regurgitation later on surgery. Patients were assessed with barium swallow, and 32% of the patients were found to accept recurrent hiatal hernia. Eighty percentage of these recurrences were sliding hiatal hernias. The authors contend that despite the relatively loftier rate of recurrence of hernia overall, patients benefit symptomatically following PEH surgery, and that recurrences in the form of type I hiatal hernia do non put the patient at increased risk for volvulus (17).

Hiatal hernia repair in special populations

Hiatal hernia repair in the elderly

Gangopadhyay et al. compared outcomes between dissimilar age groups post-obit laparoscopic PEH repair (35). Researchers plant that older patients had a significantly college ASA class, and required significantly longer post-operative length of stays. Older patients ultimately had similar long-term outcomes in terms of post-operative symptomology, recurrence and reoperation. These results advise that older patients are more vulnerable in the perioperative menstruation, but that they are likely to have like long-term outcomes. Spaniolas et al. similarly concluded that while perioperative morbidity was higher in older patients, mortality did non differ between older and comparatively younger patients (45).

Interestingly, Gupta et al. made the argument that age and comorbidities alone should not determine whether or not a patient received PEH repair (46). They compared outcomes betwixt patients undergoing PEH repair and surgery for GERD to find that differences in mortality are ameliorate explained by perioperative pulmonary complications, venous thromboembolic events, and hemorrhage, then they are by age and comorbidities. They fabricated the argument that greater focus should be spent on pulmonary optimization and prophylaxis for thromboembolic events.

El Lakis et al. evaluated 263 patients age 70 or greater and compared them with 261 younger patients. They constitute that patients aged 80 years or older had more comorbidities, larger hernias, increased proportion of type IV PEH, and were more than likely to nowadays emergently (47). Within this older cohort, there was a statistically significant increase in postoperative complications [45 (45%) vs. 61 (23%), P<0.001]. The majority of complications were low grade and did contribute to a longer length of stay in this elderly population. Hernia recurrence was no different in this group compared with the rest of the population. Importantly, after adjustment for comorbidities, historic period was non a pregnant factor in predicting astringent complications, readmission inside 30 days, or early recurrence.

Staerkle et al. similarly aggregated data on 360 octogenarians and found no increased rates of intraoperative or postoperative complications, or complexity-related reoperations compared with younger patients (48). Similar studies have too been conducted with smaller cohorts and found similar results (49,50). Because these studies have all found excellent or comparable outcomes associated with PEH repair in elderly patients, nosotros believe that age in of itself is not a contraindication for elective surgery. Patients should exist evaluated on a case by case footing with optimization of modifiable gamble factors.

Concurrent bariatric surgery and hiatal hernia repair

Hefler et al. used the metabolic and bariatric surgery quality comeback database to place 42,732 patients who had bariatric procedures with concurrent PEH repair (51). This cohort underwent propensity score matching in a one to i ratio to compare with patients who did not have concurrent hiatal hernia repair. Patients were excluded if they had a BMI <35. Revisional surgeries were as well excluded. Overall, researchers found no statistically significant divergence in 30-twenty-four hour period major complications or mortality between the two groups. Readmission rates were college after concurrent PEH repair (4.0 vs. 3.6%, P=0.002). At that place were no specific increased risks with PEH repair when subdividing the bariatric surgery into sleeve gastrectomy versus Roux-en-Y gastric bypass. Researchers concluded that concurrent PEH repair incurred minimal additional chance to patients and was viable.

Should all hiatal hernias be repaired regardless, once in the OR?

Once in the operating room, should all hiatal hernias be repaired regardless of size or symptoms? To reply this question, a closer expect at the pathophysiology of reflux is necessary. In that location has been a longstanding debate over the relative contribution to the anti-reflux mechanism by the diaphragmatic crura and the lower esophageal sphincter (LES). In the days of Dr. Nissen, a hiatal hernia was believed to be a side-outcome related to an incompetent LES. A theory emerged, where prolonged esophageal exposure to acidic refluxate resulted in esophageal shortening. Dr. Nissen believed that in one case the breadbasket was reduced back into the belly, a fundoplication would prevent future acid exposure and esophageal shortening. In this pathophysiologic theory of GERD, the hiatal hernia repair was non an important component of the anti-reflux operation. Here, the diaphragm was a eyewitness but, and did non contribute to the GERD barrier.

An alternative viewpoint is that dysfunction of the diaphragmatic crura actively contributes to GERD, in concert with dysfunction of the LES. Both loftier resolution manometry and three-dimensional figurer modeling bespeak towards the diaphragmatic crura and the LES contributing equally to the anti-reflux barrier (52,53). Additionally, studies have shown that microscopic alterations in the cyto-architecture of the diaphragmatic crura are present in those patients with GERD symptoms (54). Animal studies accept shown that disruption of the diaphragm lone causes increased esophageal acid exposure (55). Finally, a report of salubrious asymptomatic patients with small hiatal hernias still had intrasphincteric reflux and lengthening of the cardiac mucosa based on loftier resolution pH monitoring and biopsy (56).

It therefore stands to reason that if there are sure patients with a proclivity for the development of hiatal hernia, and if the crura is an of import component of the reflux barrier, and then if a hiatal hernia is identified intra-operatively, information technology should exist repaired, regardless of its size. This contrasts with the aforementioned evidence that patients with clinically small-scale hiatal hernias identified on video esophagram tin exist safely observed (43). Although this is true and the presence of the hernia does not necessarily indicate an immediate need for functioning, there is an argument that once the patient reaches the operating room, a repair should be done, given the crura's of import contribution to protect against GERD. This was demonstrated in a retrospective study comparing minimal dissection during placement of a LINX® device, and a mandatory more than extensive hiatal dissection and repair (57). In the mandatory group, a hiatal dissection and posterior cruroplasty was performed in all patients, regardless of whether a hiatal hernia was nowadays. At an boilerplate follow-up time of 298 days, the minimal dissection group had a higher incidence of hiatal hernia recurrence necessitating repair (6.6% vs. 0%, P=0.02). Interestingly, the obligatory autopsy grouping had a larger hateful hiatal hernia size identified intraoperatively (3.95 vs. 0.77 cm). However, these patients fared meliorate than their counterparts who had non received the cruroplasty.

Conclusions

Although the literature is complex and occasionally alien, at that place are trends which emerge when the entire picture is viewed from a broad perspective. Considering blazon I hiatal hernias are very rarely associated with emergency complications, the literature supports simply repairing those hernias which are symptomatic. For type II-IV hiatal hernias, the literature also supports repair of those hernias which are symptomatic. For hernias which are asymptomatic, the literature is conflicting. Equally such, the best form of action is a carefully held discussion betwixt patient and surgeon on the risks and benefits of elective repair versus watchful waiting. Patients should exist optimized for surgery with conscientious attention to their modifiable risk factors. Age is not a contraindication to surgery. Concurrent hiatal hernia repair and bariatric surgery appears feasible, but a higher level of testify should be pursued. Finally, additional population-based studies are required to determine the true incidence and ideal direction of asymptomatic hiatal hernias of all types.

Acknowledgments

Funding: None.

Provenance and Peer Review: This commodity was commissioned by the Guest Editors (Lee L Swanstrom and Steven G. Leeds) for the series "Hiatal Hernia" published in Annals of Laparoscopic and Endoscopic Surgery. The article has undergone external peer review.

Conflicts of Interest: All authors have completed the ICMJE uniform disclosure form (available at http://dx.doi.org/10.21037/ales.2020.04.02). The serial "Hiatal Hernia" was commissioned by the editorial office without whatsoever funding or sponsorship. JCL and NAB report personal fees from Ethicon, manufacturer of LINX device, outside the submitted work. The authors have no other of interest to declare.

Ethical Statement: The authors are accountable for all aspects of the work in ensuring that questions related to the accuracy or integrity of any part of the work are appropriately investigated and resolved.

Open up Access Statement: This is an Open Access article distributed in accord with the Creative Commons Attribution-NonCommercial-NoDerivs 4.0 International License (CC By-NC-ND iv.0), which permits the non-commercial replication and distribution of the article with the strict proviso that no changes or edits are made and the original work is properly cited (including links to both the formal publication through the relevant DOI and the license). See: https://creativecommons.org/licenses/by-nc-nd/4.0/.

References

  1. Stål P, Lindberg G, Ost A, et al. Gastroesophageal reflux in healthy subjects. Significance of endoscopic findings, histology, age, and sex. Scand J Gastroenterol 1999;34:121-eight. [Crossref] [PubMed]
  2. O'Donnell FL, Taubman SB. Incidence of hiatal hernia in service members, active component, U.S. Armed Forces, 2005-2014. MSMR 2022;23:11-5. [PubMed]
  3. Gordon C, Kang JY, Neild PJ, et al. The office of the hiatus hernia in gastro-oesophageal reflux affliction. Aliment Pharmacol Ther 2004;xx:719-32. [Crossref] [PubMed]
  4. Hyun JJ, Bak YT. Clinical significance of hiatal hernia. Gut Liver 2022;5:267-77. [Crossref] [PubMed]
  5. Schieman C, Grondin SC. Paraesophageal hernia: clinical presentation, evaluation, and management controversies. Thorac Surg Clin 2009;19:473-84. [Crossref] [PubMed]
  6. Dellaportas D, Papaconstantinou I, Nastos C, et al. Large Paraesophageal Hiatus Hernia: Is Surgery Mandatory? Chirurgia (Bucur) 2022;113:765-71. [Crossref] [PubMed]
  7. Carrott Prisoner of war, Hong J, Kuppusamy 1000, et al. Clinical ramifications of giant paraesophageal hernias are underappreciated: making the case for routine surgical repair. Ann Thorac Surg 2022;94:421-6; word 426-eight. [Crossref] [PubMed]
  8. Diaz S, Brunt LM, Klingensmith ME, et al. Laparoscopic paraesophageal hernia repair, a challenging operation: medium-term event of 116 patients. J Gastrointest Surg 2003;seven:59-67. [Crossref] [PubMed]
  9. Polomsky Thou, Hu R, Sepesi B, et al. A population-based assay of emergent vs. constituent hospital admissions for an intrathoracic stomach. Surg Endosc 2022;24:1250-5. [Crossref] [PubMed]
  10. Skinner DB, Belsey RH. Surgical management of esophageal reflux and hiatus hernia. Long-term results with 1,030 patients. J Thorac Cardiovasc Surg 1967;53:33-54. [Crossref] [PubMed]
  11. Sihvo EI, Salo JA, Räsänen JV, et al. Fatal complications of adult paraesophageal hernia: a population-based study. J Thorac Cardiovasc Surg 2009;137:419-24. [Crossref] [PubMed]
  12. Kohn GP, Toll RR, DeMeester SR, et al. Guidelines for the management of hiatal hernia. Surg Endosc 2022;27:4409-28. [Crossref] [PubMed]
  13. Ahmed SK, Bright T, Watson DI. Natural history of endoscopically detected hiatus herniae at tardily follow-upwardly. ANZ J Surg 2022;88:E544-7. [Crossref] [PubMed]
  14. Scheffer RC, Bredenoord AJ, Hebbard GS, et al. Outcome of proximal gastric volume on hiatal hernia. Neurogastroenterol Motil 2022;22:552-vi, e120.
  15. Köckerling F, Trommer Y, Zarras Thousand, et al. What are the differences in the effect of laparoscopic centric (I) versus paraesophageal (II-IV) hiatal hernia repair? Surg Endosc 2022;31:5327-41. [Crossref] [PubMed]
  16. Lidor AO, Steele KE, Stem M, et al. Long-term quality of life and risk factors for recurrence afterward laparoscopic repair of paraesophageal hernia. JAMA Surg 2022;150:424-31. [Crossref] [PubMed]
  17. White BC, Jeansonne LO, Morgenthal CB, et al. Do recurrences after paraesophageal hernia repair thing?: Ten-year follow-up after laparoscopic repair. Surg Endosc 2008;22:1107-eleven. [Crossref] [PubMed]
  18. Rathore MA, Andrabi SI, Bhatti MI, et al. Metaanalysis of recurrence later on laparoscopic repair of paraesophageal hernia. JSLS 2007;11:456-sixty. [PubMed]
  19. Carrott Prisoner of war, Hong J, Kuppusamy M, et al. Repair of behemothic paraesophageal hernias routinely produces improvement in respiratory function. J Thorac Cardiovasc Surg 2022;143:398-404. [Crossref] [PubMed]
  20. Wirsching A, Klevebro F, Boshier PR, et al. The other caption for dyspnea: giant paraesophageal hiatal hernia repair routinely improves pulmonary function. Dis Esophagus 2022; [Crossref] [PubMed]
  21. Low DE, Simchuk EJ. Issue of paraesophageal hernia repair on pulmonary function. Ann Thorac Surg 2002;74:333-seven; discussion 337. [Crossref] [PubMed]
  22. Milito P, Lombardi K, Asti E, et al. Influence of big hiatus hernia on cardiac volumes. A prospective observational cohort study by cardiovascular magnetic resonance. Int J Cardiol 2022;268:241-four. [Crossref] [PubMed]
  23. Targarona EM, Novell J, Vela S, et al. Mid term analysis of safe and quality of life later the laparoscopic repair of paraesophageal hiatal hernia. Surg Endosc 2004;18:1045-50. [Crossref] [PubMed]
  24. Sorial RK, Ali Chiliad, Kaneva P, et al. Mod era surgical outcomes of constituent and emergency giant paraesophageal hernia repair at a high-volume referral centre. Surg Endosc 2022;34:284-9. [Crossref] [PubMed]
  25. Mehta Southward, Boddy A, Rhodes M. Review of outcome after laparoscopic paraesophageal hiatal hernia repair. Surg Laparosc Endosc Percutan Tech 2006;16:301-vi. [Crossref] [PubMed]
  26. Velanovich 5, Karmy-Jones R. Surgical management of paraesophageal hernias: upshot and quality of life analysis. Dig Surg 2001;xviii:432-7; discussion 437-8. [Crossref] [PubMed]
  27. Pierre AF, Luketich JD, Fernando HC, et al. Results of laparoscopic repair of giant paraesophageal hernias: 200 consecutive patients. Ann Thorac Surg 2002;74:1909-15; give-and-take 1915-6.
  28. Andujar JJ, Papasavas PK, Birdas T, et al. Laparoscopic repair of large paraesophageal hernia is associated with a low incidence of recurrence and reoperation. Surg Endosc 2004;18:444-seven. [Crossref] [PubMed]
  29. Targarona EM, Grisales S, Uyanik O, et al. Long-term result and quality of life later laparoscopic handling of big paraesophageal hernia. World J Surg 2022;37:1878-82. [Crossref] [PubMed]
  30. Jassim H, Seligman JT, Frelich G, et al. A population-based assay of emergent versus constituent paraesophageal hernia repair using the Nationwide Inpatient Sample. Surg Endosc 2022;28:3473-eight. [Crossref] [PubMed]
  31. Tam V, Luketich JD, Winger DG, et al. Non-Elective Paraesophageal Hernia Repair Portends Worse Outcomes in Comparable Patients: a Propensity-Adapted Analysis. J Gastrointest Surg 2022;21:137-45. [Crossref] [PubMed]
  32. Ballian N, Luketich JD, Levy RM, et al. A clinical prediction rule for perioperative mortality and major morbidity after laparoscopic giant paraesophageal hernia repair. J Thorac Cardiovasc Surg 2022;145:721-nine. [Crossref] [PubMed]
  33. Augustin T, Schneider Due east, Alaedeen D, et al. Emergent Surgery Does Non Independently Predict xxx-24-hour interval Bloodshed Later on Paraesophageal Hernia Repair: Results from the ACS NSQIP Database. J Gastrointest Surg 2022;19:2097-104. [Crossref] [PubMed]
  34. Poulose BK, Gosen C, Marks JM, et al. Inpatient bloodshed analysis of paraesophageal hernia repair in octogenarians. J Gastrointest Surg 2008;12:1888-92. [Crossref] [PubMed]
  35. Gangopadhyay N, Perrone JM, Soper NJ, et al. Outcomes of laparoscopic paraesophageal hernia repair in elderly and loftier-hazard patients. Surgery 2006;140:491-8; discussion 498-9. [Crossref] [PubMed]
  36. Kheterpal S, Tremper KK, Heung M, et al. Evolution and validation of an astute kidney injury risk index for patients undergoing full general surgery: results from a national data gear up. Anesthesiology 2009;110:505-15. [Crossref] [PubMed]
  37. Smetana GW, Lawrence VA, Cornell JE. Preoperative pulmonary adventure stratification for noncardiothoracic surgery: systematic review for the American College of Physicians. Ann Intern Med 2006;144:581-95. [Crossref] [PubMed]
  38. Paredes Due south, Cortinez 50, Contreras V, et al. Mail service-operative cognitive dysfunction at iii months in adults afterward non-cardiac surgery: a qualitative systematic review. Acta Anaesthesiol Scand 2022;60:1043-58. [Crossref] [PubMed]
  39. Witlox J, Eurelings LS, de Jonghe JF, et al. Delirium in elderly patients and the risk of postdischarge mortality, institutionalization, and dementia: a meta-assay. JAMA 2022;304:443-51. [Crossref] [PubMed]
  40. Stylopoulos N, Gazelle GS, Rattner DW. Paraesophageal Hernias: Performance or Observation? Annals of Surgery 2002;236:492-500. [Crossref] [PubMed]
  41. Morrow EH, Chen J, Patel R, et al. Watchful waiting versus elective repair for asymptomatic and minimally symptomatic paraesophageal hernias: A cost-effectiveness analysis. Am J Surg 2022;216:760-3. [Crossref] [PubMed]
  42. Jung JJ, Naimark DM, Behman R, et al. Arroyo to asymptomatic paraesophageal hernia: watchful waiting or elective laparoscopic hernia repair? Surg Endosc 2022;32:864-71. [Crossref] [PubMed]
  43. Lidor AO, Kawaji Q, Stem M, et al. Defining recurrence after paraesophageal hernia repair: correlating symptoms and radiographic findings. Surgery 2022;154:171-eight. [Crossref] [PubMed]
  44. Jones R, Simorov A, Lomelin D, et al. Long-term outcomes of radiologic recurrence subsequently paraesophageal hernia repair with mesh. Surg Endosc 2022;29:425-30. [Crossref] [PubMed]
  45. Spaniolas K, Laycock WS, Adrales GL, et al. Laparoscopic paraesophageal hernia repair: advanced historic period is associated with minor but not major morbidity or mortality. J Am Coll Surg 2022;218:1187-92. [Crossref] [PubMed]
  46. Gupta A, Chang D, Steele KE, et al. Looking beyond age and co-morbidities equally predictors of outcomes in paraesophageal hernia repair. J Gastrointest Surg 2008;12:2119-24. [Crossref] [PubMed]
  47. El Lakis MA, Kaplan SJ, Hubka M, et al. The Importance of Age on Short-Term Outcomes Associated With Repair of Behemothic Paraesophageal Hernias. Ann Thorac Surg 2022;103:1700-ix. [Crossref] [PubMed]
  48. Staerkle RF, Rosenblum I, Köckerling F, et al. Event of laparoscopic paraesophageal hernia repair in octogenarians: a registry-based, propensity score-matched comparison of 360 patients. Surg Endosc 2022;33:3291-9. [Crossref] [PubMed]
  49. Khoma O, Mugino M, Falk GL. Is repairing giant hiatal hernia in patients over 80 worth the take a chance? Surgeon 2022; [Epub ahead of impress]. [Crossref] [PubMed]
  50. Hazebroek EJ, Gananadha S, Koak Y, et al. Laparoscopic paraesophageal hernia repair: quality of life outcomes in the elderly. Dis Esophagus 2008;21:737-41. [Crossref] [PubMed]
  51. Hefler J, Dang J, Mocanu 5, et al. Concurrent bariatric surgery and paraesophageal hernia repair: an analysis of the Metabolic and Bariatric Surgery Association Quality Comeback Program (MBSAQIP) database. Surg Obes Relat Dis 2022;xv:1746-54. [Crossref] [PubMed]
  52. Pandolfino JE, Kim H, Ghosh SK, et al. High-resolution manometry of the EGJ: an analysis of crural diaphragm part in GERD. Am J Gastroenterol 2007;102:1056-63. [Crossref] [PubMed]
  53. Yassi R, Cheng LK, Rajagopal V, et al. Modeling of the mechanical function of the human gastroesophageal junction using an anatomically realistic 3-dimensional model. J Biomech 2009;42:1604-9. [Crossref] [PubMed]
  54. Zifan A, Kumar D, Cheng LK, et al. Three-Dimensional Myoarchitecture of the Lower Esophageal Sphincter and Esophageal Hiatus Using Optical Sectioning Microscopy. Sci Rep 2022;7:13188. [Crossref] [PubMed]
  55. Mittal RK, Sivri B, Schirmer BD, et al. Effect of crural myotomy on the incidence and mechanism of gastroesophageal reflux in cats. Gastroenterology 1993;105:740-vii. [Crossref] [PubMed]
  56. Robertson EV, Derakhshan MH, Wirz AA, et al. Hiatus hernia in healthy volunteers is associated with intrasphincteric reflux and cardiac mucosal lengthening without traditional reflux. Gut 2022;66:1208-fifteen. [Crossref] [PubMed]
  57. Tatum JM, Alicuben E, Bildzukewicz N, et al. Minimal versus obligatory autopsy of the diaphragmatic hiatus during magnetic sphincter augmentation surgery. Surg Endosc 2022;33:782-8. [Crossref] [PubMed]

doi: 10.21037/ales.2020.04.02
Cite this article as: Dunn CP, Patel TA, Bildzukewicz NA, Henning JR, Lipham JC. Which hiatal hernia's demand to be fixed? Big, pocket-size or none? Ann Laparosc Endosc Surg 2022;v:29.

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