Difficult peroral endoscopic myotomy: definition and management strategies

References

• Boeckxstaens GE, Zaninotto G, Richter JE. Achalasia. Lancet. 2014;383(9911):83–93.
   PubMed Web of Science ®Google Scholar
• Zaninotto G, Bennett C, Boeckxstaens G, et al. The 2018 ISDE achalasia guidelines. Dis Esophagus. 2018;31(9):1–29.
   Web of Science ®Google Scholar
• Pasricha PJ, Hawari R, Ahmed I, et al. Submucosal endoscopic esophageal myotomy: a novel experimental approach for the treatment of achalasia. Endoscopy. 2007;39(9):761–764.
   PubMed Web of Science ®Google Scholar
• Inoue H, Minami H, Kobayashi Y, et al. Peroral endoscopic myotomy (POEM) for esophageal achalasia. Endoscopy. 2010;42(4):265–271.
   PubMed Web of Science ®Google Scholar
• Zhang W, Linghu EQ. Peroral endoscopic myotomy for type III achalasia of chicago classification: outcomes with a minimum follow-up of 24 months. J Gastrointest Surg. 2017;21(5):785–791.
   PubMed Web of Science ®Google Scholar
• He C, Li M, Lu B, et al. Long-term efficacy of peroral endoscopic myotomy for patients with achalasia: outcomes with a median follow-up of 36 months. Dig Dis Sci. 2019;64(3):803–810.
   PubMed Web of Science ®Google Scholar
• Li H, Peng W, Huang S, et al. The 2 years’ long-term efficacy and safety of peroral endoscopic myotomy for the treatment of achalasia: a systematic review. J Cardiothorac Surg. 2019;14(1):1.
   PubMedGoogle Scholar
• Werner YB, Costamagna G, Swanstrom LL, et al. Clinical response to peroral endoscopic myotomy in patients with idiopathic achalasia at a minimum follow-up of 2 years. Gut. 2016;65(6):899–906.
   PubMed Web of Science ®Google Scholar
• Nabi Z, Ramchandani M, Chavan R, et al. Peroral endoscopic myotomy in treatment-naive achalasia patients versus prior treatment failure cases. Endoscopy. 2018;50(4):358–370.
   PubMed Web of Science ®Google Scholar
• Ngamruengphong S, Inoue H, Ujiki MB, et al. Efficacy and safety of peroral endoscopic myotomy for treatment of achalasia after failed heller myotomy. Clin Gastroenterol Hepatol. 2017;15(10):1531–7, e1533.
   PubMedGoogle Scholar
• Albers D, Frieling T, Dakkak D, et al. Peroral endoscopic myotomy (POEM) is effective in treatment of noncardiac chest pain caused by hypercontractile esophageal motility disorders: results of the POEM-HYPE-Study. Z Gastroenterol. 2018;56(11):1337–1342.
   PubMed Web of Science ®Google Scholar
• Khashab MA, Familiari P, Draganov PV, et al. Peroral endoscopic myotomy is effective and safe in non-achalasia esophageal motility disorders: an international multicenter study. Endosc Int Open. 2018;6(8):E1031–6.
   PubMed Web of Science ®Google Scholar
• Inoue H, Shiwaku H, Iwakiri K, et al. Clinical practice guidelines for peroral endoscopic myotomy. Dig Endosc. 2018;30(5):563–579.
   PubMed Web of Science ®Google Scholar
• Khashab MA, Benias PC, Swanstrom LL. Endoscopic myotomy for foregut motility disorders. Gastroenterology. 2018;154(7):1901–1910.
   PubMed Web of Science ®Google Scholar
• Zheng Z, Zhao C, Su S, et al. Peroral endoscopic myotomy versus pneumatic dilation - result from a retrospective study with 1-year follow-up. Z Gastroenterol. 2019;57(3):304–311.
   PubMed Web of Science ®Google Scholar
• Kim GH, Jung KW, Jung HY, et al. Superior clinical outcomes of peroral endoscopic myotomy compared with balloon dilation in all achalasia subtypes. J Gastroenterol Hepatol. 2019;34(4):659–665.
   PubMed Web of Science ®Google Scholar
• Meng F, Li P, Wang Y, et al. Peroral endoscopic myotomy compared with pneumatic dilation for newly diagnosed achalasia. Surg Endosc. 2017;31(11):4665–4672.
   PubMed Web of Science ®Google Scholar
• Wang X, Tan Y, Lv L, et al. Peroral endoscopic myotomy versus pneumatic dilation for achalasia in patients aged >/= 65 years. Rev Esp Enferm Dig. 2016;108(10):637–641.
   PubMed Web of Science ®Google Scholar
• Tan Y, Zhu H, Li C, et al. Comparison of peroral endoscopic myotomy and endoscopic balloon dilation for primary treatment of pediatric achalasia. J Pediatr Surg. 2016;51(10):1613–1618.
   PubMed Web of Science ®Google Scholar
• Andolfi C, Fisichella PM. Meta-analysis of clinical outcome after treatment for achalasia based on manometric subtypes. Br J Surg. 2019;106(4):332–341.
   PubMed Web of Science ®Google Scholar
• Schlottmann F, Luckett DJ, Fine J, et al. Laparoscopic heller myotomy versus peroral endoscopic myotomy (POEM) for achalasia: a systematic review and meta-analysis. Ann Surg. 2018;267(3):451–460.
   PubMed Web of Science ®Google Scholar
• Teitelbaum EN, Soper NJ, Arafat FO, et al. Analysis of a learning curve and predictors of intraoperative difficulty for peroral esophageal myotomy (POEM). J Gastrointest Surg. 2014;18(1):92–99.
   PubMed Web of Science ®Google Scholar
• Tang X, Ren Y, Wei Z, et al. Factors predicting the technical difficulty of peroral endoscopic myotomy for achalasia. Surg Endosc. 2016;30(9):3774–3782.
   PubMed Web of Science ®Google Scholar
• Bechara R, Woo M, Hookey L, et al. Peroral endoscopic myotomy (POEM) for complex achalasia and the POEM difficulty score. Dig Endosc. 2019;31(2):148–155.
   PubMed Web of Science ®Google Scholar
• Zhang X-C, Li Q-L, Xu M-D, et al. Major perioperative adverse events of peroral endoscopic myotomy: a systematic 5-year analysis. Endoscopy. 2016;48(11):967–978.
   PubMedGoogle Scholar
• Haito-Chavez Y, Inoue H, Beard KW, et al. Comprehensive analysis of adverse events associated with per oral endoscopic myotomy in 1826 patients: an international multicenter study. Am J Gastroenterol. 2017;112(8):1267–1276.
   PubMed Web of Science ®Google Scholar
• Wu Q-N, Xu X-Y, Zhang X-C, et al. Submucosal fibrosis in achalasia patients is a rare cause of aborted peroral endoscopic myotomy procedures. Endoscopy. 2017;49(8):736–744.
   PubMed Web of Science ®Google Scholar
• Watanabe D, Tanaka S, Ariyoshi R, et al. Muscle layer thickness affects the peroral endoscopic myotomy procedure complexity. Dis Esophagus. 2018;31:7.
   Web of Science ®Google Scholar
• Kurian AA, Dunst CM, Sharata A, et al. Peroral endoscopic esophageal myotomy: defining the learning curve. Gastrointest Endosc. 2013;77(5):719–725.
   PubMed Web of Science ®Google Scholar
• Liu Z, Zhang X, Zhang W, et al. Comprehensive evaluation of the learning curve for peroral endoscopic myotomy. Clin Gastroenterol Hepatol. 2018;16(9):1420–6, e1422.
   PubMed Web of Science ®Google Scholar
• Jeong JY, Oh YH, Yu YH, et al. Does submucosal fibrosis affect the results of endoscopic submucosal dissection of early gastric tumors? Gastrointest Endosc. 2012;76(1):59–66.
   PubMed Web of Science ®Google Scholar
• Feng X, Linghu E, Chai N, et al. New endoscopic classification of esophageal mucosa in achalasia: A predictor for submucosal fibrosis. Saudi J Gastroenterol. 2018;24(2):122–128.
   PubMed Web of Science ®Google Scholar
• Tan Y, Lv L, Wang X, et al. Efficacy of anterior versus posterior per-oral endoscopic myotomy for treating achalasia: a randomized, prospective study. Gastrointest Endosc. 2018;88(1):46–54.
   PubMed Web of Science ®Google Scholar
• Rodriguez de Santiago E, Mohammed N, Manolakis A, et al. Anterior versus posterior myotomy during poem for the treatment of achalasia: systematic review and meta-analysis of randomized clinical trials. J Gastrointestin Liver Dis. 2019;28(1):107–115.
   PubMed Web of Science ®Google Scholar
• Li QL, Yao LQ, Xu XY, et al. Repeat peroral endoscopic myotomy: a salvage option for persistent/recurrent symptoms. Endoscopy. 2016;48(2):134–140.
   PubMed Web of Science ®Google Scholar
• Li Y, LingHu E, Ding H, et al. Peroral endoscopic myotomy with simultaneous submucosal and muscle dissection for achalasia with severe interlayer adhesions. Gastrointest Endosc. 2016;83(3):651–652.
   PubMed Web of Science ®Google Scholar
• Liu BR, Song JT, Omar Jan M. Video of the month. Modified peroral endoscopic myotomy. Am J Gastroenterol. 2015;110(4):499.
   PubMed Web of Science ®Google Scholar
• Philips GM, Dacha S, Keilin SA, et al. Concurrent myotomy and tunneling after establishment of a half tunnel instead of myotomy after establishment of a full tunnel: a more efficient method of peroral endoscopic myotomy. Endosc Int Open. 2016;4(4):E403–8.
   PubMed Web of Science ®Google Scholar
• Liu W, Zeng HZ, Chen HL, et al. Open peroral endoscopic myotomy (O-POEM) for the treatment of achalasia. Dis Esophagus. 2017;30(10):1–2.
   Web of Science ®Google Scholar
• Liu W, Zeng XH, Yuan XL, et al. Open peroral endoscopic myotomy for the treatment of achalasia: a case series of 82 cases. Dis Esophagus. 2019.
   Web of Science ®Google Scholar
• Shiino Y, Houghton SG, Filipi CJ, et al. Manometric and radiographic verification of esophageal body decompensation for patients with achalasia. J Am Coll Surg. 1999;189(2):158–163.
   PubMed Web of Science ®Google Scholar
• Hu JW, Li QL, Zhou PH, et al. Peroral endoscopic myotomy for advanced achalasia with sigmoid-shaped esophagus: long-term outcomes from a prospective, single-center study. Surg Endosc. 2015;29(9):2841–2850.
   PubMed Web of Science ®Google Scholar
• Lv L, Liu J, Tan Y, et al. Peroral endoscopic full-thickness myotomy for the treatment of sigmoid-type achalasia: outcomes with a minimum follow-up of 12 months. Eur J Gastroenterol Hepatol. 2016;28(1):30–36.
   PubMed Web of Science ®Google Scholar
• Wang X, Tan Y, Zhang J, et al. Risk factors for gas-related complications of peroral endoscopic myotomy in achalasia. Neth J Med. 2015;73(2):76–81.
   PubMed Web of Science ®Google Scholar
• Tan Y, Liu D, Huo J. Peroral endoscopic myotomy for sigmoid-type achalasia: the myotomy length and ways to facilitate the procedure. Endoscopy. 2016;48(10):953.
   PubMed Web of Science ®Google Scholar
• Chai NL, Li HK, Linghu EQ, et al. Consensus on the digestive endoscopic tunnel technique. World J Gastroenterol. 2019;25(7):744–776.
   PubMed Web of Science ®Google Scholar
• Liu W, Liu L, Chen HL, et al. Open peroral endoscopic myotomy for achalasia with sigmoid-shaped esophagus. Endoscopy. 2017;49(12):E311–2.
   PubMed Web of Science ®Google Scholar
• Yoo IK, Cho JY, Choi SA, et al. Fluoroscopy-guided peroral endoscopic myotomy for sigmoid-type achalasia. Endoscopy. 2018;50(7):E151–2.
   PubMed Web of Science ®Google Scholar
• Shiwaku H, Yamashita K, Hasegawa S. Double-scope method for creating a straight submucosal tunnel during peroral endoscopic myotomy. Dig Endosc. 2018;30(2):267–268.
   PubMed Web of Science ®Google Scholar
• Seewald S, Ang TL, Patak M, et al. Dynamic lumen obstructing angulation in advanced sigmoid-type achalasia successfully treated by additional proximal curve myotomy. Endoscopy. 2018;50(5):E117–8.
   PubMed Web of Science ®Google Scholar
• Aiolfi A, Asti E, Bonitta G, et al. Esophageal resection for end-stage achalasia. Am Surg. 2018;84(4):506–511.
   PubMed Web of Science ®Google Scholar
• Kahrilas PJ, Bredenoord AJ, Fox M, et al. The Chicago Classification of esophageal motility disorders, v3.0. Neurogastroenterol Motil. 2015;27(2):160–174.
   PubMed Web of Science ®Google Scholar
• Pratap N, Kalapala R, Darisetty S, et al. Achalasia cardia subtyping by high-resolution manometry predicts the therapeutic outcome of pneumatic balloon dilatation. J Neurogastroenterol Motil. 2011;17(1):48–53.
   PubMed Web of Science ®Google Scholar
• Rohof WO, Salvador R, Annese V, et al. Outcomes of treatment for achalasia depend on manometric subtype. Gastroenterology. 2013;144(4):718–725;quiz e713-4.
   Web of Science ®Google Scholar
• Salvador R, Costantini M, Zaninotto G, et al. The preoperative manometric pattern predicts the outcome of surgical treatment for esophageal achalasia. J Gastrointest Surg. 2010;14(11):1635–1645.
   PubMed Web of Science ®Google Scholar
• Ou YH, Nie XM, Li LF, et al. High-resolution manometric subtypes as a predictive factor for the treatment of achalasia: A meta-analysis and systematic review. J Dig Dis. 2016;17(4):222–235.
   PubMed Web of Science ®Google Scholar
• Kumbhari V, Tieu AH, Onimaru M, et al. Peroral endoscopic myotomy (POEM) vs laparoscopic Heller myotomy (LHM) for the treatment of Type III achalasia in 75 patients: a multicenter comparative study. Endosc Int Open. 2015;3(3):E195–201.
   PubMed Web of Science ®Google Scholar
• Khan MA, Kumbhari V, Ngamruengphong S, et al. Is POEM the answer for management of spastic esophageal disorders? a systematic review and meta-analysis. Dig Dis Sci. 2017;62(1):35–44.
   PubMed Web of Science ®Google Scholar
• Hernandez Mondragon OV, Gonzalez Martinez MA, Blancas Valencia JM, et al. Long-term quality of life after peroral endoscopic myotomy remains compromised in patients with achalasia type III. Endoscopy. 2017;49(12):1209–1218.
   PubMed Web of Science ®Google Scholar
• Kahrilas PJ, Katzka D, Richter JE. Clinical practice update: the use of per-oral endoscopic myotomy in achalasia: expert review and best practice advice from the AGA institute. Gastroenterology. 2017;153(5):1205–1211.
   PubMed Web of Science ®Google Scholar
• Minami H, Inoue H, Isomoto H, et al. Clinical application of endoscopic ultrasonography for esophageal achalasia. Dig Endosc. 2015;27(1):11–16.
   PubMedGoogle Scholar
• Desai AP, Tyberg A, Kedia P, et al. Optical coherence tomography (OCT) prior to peroral endoscopic myotomy (POEM) reduces procedural time and bleeding: a multicenter international collaborative study. Surg Endosc. 2016;30(11):5126–5133.
   PubMed Web of Science ®Google Scholar
• Teitelbaum EN, Boris L, Arafat FO, et al. Comparison of esophagogastric junction distensibility changes during POEM and Heller myotomy using intraoperative FLIP. Surg Endosc. 2013;27(12):4547–4555.
   PubMed Web of Science ®Google Scholar
• Teitelbaum EN, Soper NJ, Pandolfino JE, et al. Esophagogastric junction distensibility measurements during Heller myotomy and POEM for achalasia predict postoperative symptomatic outcomes. Surg Endosc. 2015;29(3):522–528.
   PubMed Web of Science ®Google Scholar
• Yeung F, Wong IYH, Chung PHY, et al. Peroral endoscopic myotomy with endoflip and double-endoscope: novel techniques for achalasia in pediatric population. J Laparoendosc Adv Surg Tech A. 2018;28(3):343–347.
   PubMed Web of Science ®Google Scholar
• Familiari P, Gigante G, Marchese M, et al. EndoFLIP system for the intraoperative evaluation of peroral endoscopic myotomy. United European Gastroenterol J. 2014;2(2):77–83.
   PubMed Web of Science ®Google Scholar
• Li QL, Chen WF, Zhou PH, et al. Peroral endoscopic myotomy for the treatment of achalasia: a clinical comparative study of endoscopic full-thickness and circular muscle myotomy. J Am Coll Surg. 2013;217(3):442–451.
   PubMed Web of Science ®Google Scholar
• Wang XH, Tan YY, Zhu HY, et al. Full-thickness myotomy is associated with higher rate of postoperative gastroesophageal reflux disease. World J Gastroenterol. 2016;22(42):9419–9426.
   PubMed Web of Science ®Google Scholar
• Duan T, Tan Y, Zhou J, et al. A retrospective study of peroral endoscopic full-thickness myotomy in patients with severe achalasia. J Laparoendosc Adv Surg Tech A. 2017;27(8):770–776.
   PubMed Web of Science ®Google Scholar
• Li C, Gong A, Zhang J, et al. Clinical outcomes and safety of partial full-thickness myotomy versus circular muscle myotomy in peroral endoscopic myotomy for achalasia patients. Gastroenterol Res Pract. 2017;2017:2676513.
   PubMedGoogle Scholar
• Khashab MA, Messallam AA, Onimaru M, et al. International multicenter experience with peroral endoscopic myotomy for the treatment of spastic esophageal disorders refractory to medical therapy (with video). Gastrointest Endosc. 2015;81(5):1170–1177.
   PubMed Web of Science ®Google Scholar
• Fontes LH, Herbella FA, Rodriguez TN, et al. Progression of diffuse esophageal spasm to achalasia: incidence and predictive factors. Dis Esophagus. 2013;26(5):470–474.
   PubMed Web of Science ®Google Scholar
• Paterson WG, Beck IT, Da Costa LR. Transition from nutcracker esophagus to achalasia. A case report. J Clin Gastroenterol. 1991;13(5):554–558.
   PubMed Web of Science ®Google Scholar
• Ponds FA, Smout A, Fockens P, et al. Challenges of peroral endoscopic myotomy in the treatment of distal esophageal spasm. Scand J Gastroenterol. 2018;53(3):252–255.
   PubMed Web of Science ®Google Scholar
• Bechara R, Ikeda H, Inoue H. Peroral endoscopic myotomy for Jackhammer esophagus: to cut or not to cut the lower esophageal sphincter. Endosc Int Open. 2016;4(5):E585–8.
   PubMed Web of Science ®Google Scholar
• Khashab MA, Saxena P, Kumbhari V, et al. Peroral endoscopic myotomy as a platform for the treatment of spastic esophageal disorders refractory to medical therapy (with video). Gastrointest Endosc. 2014;79(1):136–139.
   PubMed Web of Science ®Google Scholar
• Orenstein SB, Raigani S, Wu YV, et al. Peroral endoscopic myotomy (POEM) leads to similar results in patients with and without prior endoscopic or surgical therapy. Surg Endosc. 2015;29(5):1064–1070.
   PubMed Web of Science ®Google Scholar
• Liu ZQ, Li QL, Chen WF, et al. The effect of prior treatment on clinical outcomes in patients with achalasia undergoing peroral endoscopic myotomy. Endoscopy. 2019;51(4):307–316.
   PubMed Web of Science ®Google Scholar
• Zaninotto G, Costantini M, Portale G, et al. Etiology, diagnosis, and treatment of failures after laparoscopic Heller myotomy for achalasia. Ann Surg. 2002;235(2):186–192.
   PubMed Web of Science ®Google Scholar
• Liu W, Wu CC, Hu B. Open peroral endoscopic myotomy for achalasia with failed Heller myotomy. Dig Endosc. 2018;30(2):268–269.
   PubMed Web of Science ®Google Scholar
• Olivier R, Wallenhorst T, Coron E, et al. Esophageal diverticulum after peroral endoscopic myotomy: think about it if the symptoms change. Dig Liver Dis. 2019;51(6):908.
   PubMedGoogle Scholar
• Sato H, Takahashi K, Takeuchi M, et al. Epiphrenic diverticulum of the esophagus after peroral endoscopic myotomy. Endoscopy. 2015;47(1):UCTN, E509–10.
   PubMedGoogle Scholar
• Badillo R, Francis D, DeVault K. Formation of large esophageal diverticulum after peroral endoscopic myotomy. Gastrointest Endosc. 2015;82(5):962; discussion 963.
   PubMed Web of Science ®Google Scholar
• Tan Y, Zhu H, Liu D. Peroral endoscopic myotomy for an achalasia patient with multiple esophageal diverticula. Rev Esp Enferm Dig. 2017;109(1):81.
   PubMed Web of Science ®Google Scholar
• Demeter M, Banovcin P Jr., Duricek M, et al. Peroral endoscopic myotomy in achalasia and large epiphrenic diverticulum. Dig Endosc. 2018;30(2):260–262.
   PubMed Web of Science ®Google Scholar
• Nabi Z, Reddy DN, Ramchandani M. Per-oral endoscopic myotomy in achalasia with large esophageal diverticulum: the “owl eyes” sign. Gastrointest Endosc. 2018;87(4):1151–1152.
   PubMed Web of Science ®Google Scholar
• Beyna T, Kandler J, Neuhaus H. Per-oral endoscopic myotomy and simultaneous diverticuloseptotomy in coincident epiphrenic diverticulum and achalasia. VideoGIE. 2019;4(2):62–65.
   PubMedGoogle Scholar
• Nabi Z, Ramchandani M, Darisetty S, et al. Per-oral endoscopic myotomy with endoscopic septum division in a case of achalasia with large epiphrenic diverticulum. VideoGIE. 2019;4(1):14–16.
   PubMedGoogle Scholar
• Galasso D, Ramchandani M, Kalpala R, et al. Successful peroral endoscopic myotomy in situs inversus totalis. Endoscopy. 2014;46(S01):648–649.
   Google Scholar
• Nabi Z, Reddy DN, Ramchandani M. Adverse events during and after per-oral endoscopic myotomy: prevention, diagnosis, and management. Gastrointest Endosc. 2018;87(1):4–17.
   PubMed Web of Science ®Google Scholar
• Saxena P, Chavez YH, Kord Valeshabad A, et al. An alternative method for mucosal flap closure during peroral endoscopic myotomy using an over-the-scope clipping device. Endoscopy. 2013;45(7):579–581.
   PubMed Web of Science ®Google Scholar
• Pescarus R, Shlomovitz E, Sharata AM, et al. Endoscopic suturing versus endoscopic clip closure of the mucosotomy during a per-oral endoscopic myotomy (POEM): a case-control study. Surg Endosc. 2016;30(5):2132–2135.
   PubMed Web of Science ®Google Scholar
• Werner YB, von Renteln D, Noder T, et al. Early adverse events of per-oral endoscopic myotomy. Gastrointest Endosc. 2017;85(4):708–8, e702.
   PubMed Web of Science ®Google Scholar
• Li QL, Zhou PH, Yao LQ, et al. Early diagnosis and management of delayed bleeding in the submucosal tunnel after peroral endoscopic myotomy for achalasia (with video). Gastrointest Endosc. 2013;78(2):370–374.
   PubMed Web of Science ®Google Scholar