Endoscopic or surgical ampullectomy for intramucosal ampullary tumor: the patient populations are not the same

Panzeri, 2015, Management of ampullary neoplasms: a tailored approach between endoscopy and surgery, World J Gastroenterol, 14, 7970, 10.3748/wjg.v21.i26.7970 Ceppa, 2013, Endoscopic versus surgical ampullectomy: an algorithm to treat disease of the ampulla of Vater, Ann Surg, 257, 315, 10.1097/SLA.0b013e318269d010 Askew, 2013, Review of the investigation and surgical management of resectable ampullary adenocarcinoma, HPB (Oxford), 15, 829, 10.1111/hpb.12038 Ouaïssi, 2006, Long-term outcome following 26 surgical ampullectomies, Ann Chir, 131, 322, 10.1016/j.anchir.2006.03.004 Pandolfi, 2008, Endoscopic treatment of ampullary adenomas, JOP, 9, 1 El Hajj, 2013, Endoscopic diagnosis and management of ampullary lesions, Gastrointest Endosc Clin N Am, 23, 95, 10.1016/j.giec.2012.10.004 Sauvanet, 2004, Technique of surgical ampullectomy, Ann Chir, 129, 381, 10.1016/j.anchir.2004.06.001 Salmi, 2012, Can papillary carcinomas be treated by endoscopic ampullectomy?, Surg Endosc, 26, 920, 10.1007/s00464-011-1968-7 Laleman, 2013, Endoscopic resection of ampullary lesions: a single-center 8-year retrospective cohort study of 91 patients with long-term follow-up, Surg Endosc, 27, 3865, 10.1007/s00464-013-2996-2 Onkendi, 2014, Adenomas of the ampulla of Vater: a comparison of outcomes of operative and endoscopic resections, J Gastrointest Surg, 18, 1588, 10.1007/s11605-014-2543-z Branum, 1996, The management of tumors of the ampulla of Vater by local resection, Ann Surg, 224, 621, 10.1097/00000658-199611000-00006 Mathur, 2014, Transduodenal ampullectomy for ampullary adenomas: a safe and effective procedure with long-term salutary outcomes, Am Surg, 80, 185, 10.1177/000313481408000229 Buscail, 1999, Role of EUS in the management of pancreatic and ampullary carcinoma: a prospective study assessing resectability and prognosis, Gastrointest Endosc, 50, 34, 10.1016/S0016-5107(99)70341-X Cannon, 1999, EUS compared CT, magnetic resonance imaging, and angiography and the influence of biliary stnting on staging accuracy of ampullary neoplasms, Gastrointest Endosc, 50, 27, 10.1016/S0016-5107(99)70340-8 Kubo, 1999, Pre-operative staging of ampullary tumours by endoscopic ultrasound, Br J Radiol, 72, 443, 10.1259/bjr.72.857.10505006 Mukai, 1992, Evaluation of endoscopic ultrasonography in the pre-operative carcinoma of the ampulla of Vater and common bile duct, Gastrointest Endosc, 38, 678, 10.1016/S0016-5107(92)70563-X Tio, 1996, Staging of ampullary and pancreatic carcinoma: comparison between endosonography and surgery, Gastrointest Endosc, 44, 706, 10.1016/S0016-5107(96)70056-1 Yoshida, 2000, Patterns of lymph node metastasis in carcinoma of the ampulla of Vater, Hepatogastroenterology, 47, 880 Shirai, 1997, Patterns of lymphatic spread of carcinoma of the ampulla of Vater, Br J Surg, 84, 1012, 10.1002/bjs.1800840734 Schlemper, 2000, The Vienna classification of gastrointestinal epithelial neoplasia, Gut, 47, 251, 10.1136/gut.47.2.251 Fischer, 2004, Pathogenesis of carcinoma of the papilla of Vater, J Hepatobiliary Pancreat Surg, 11, 301, 10.1007/s00534-004-0898-3 Itoh, 1997, Intraductal ultrasonography in diagnosing tumor extension of cancer of the papilla of Vater, Gastrointest Endosc, 45, 251, 10.1016/S0016-5107(97)70267-0 Japanese Society of Biliary Surgery, 2001 Miossec, 2004, Ampullectomy in benign lesion: indications and results, Ann Chir, 129, 73, 10.1016/j.anchir.2003.10.025 Schneider, 2016, Surgical ampullectomy: an underestimated operation in the era of endoscopy, HPB, 18, 65, 10.1016/j.hpb.2015.07.004 Sauvanet, 2004, Surgical ampullectomy for benign ampulloma: a complete and tailored approach, Ann Chir, 129, 65, 10.1016/j.anchir.2004.01.002 Ridtitid, 2014, Endoscopic papillectomy: risk factors for incomplete resection and recurrence during long-term follow-up, Gastrointest Endosc, 79, 289, 10.1016/j.gie.2013.08.006 Desilets, 2001, Endoscopic management of tumors of the major duodenal papilla: refined techniques to improve outcome and avoid complications, Gastrointest Endosc, 54, 202, 10.1067/mge.2001.116564 Norton, 2002, Safety and outcome of endoscopic snare excision of the major duodenal papilla, Gastrointest Endosc, 56, 239, 10.1016/S0016-5107(02)70184-3 Zadorova, 2001, Endoscopic therapy of benign tumors of the papilla of Vater, Endoscopy, 33, 345, 10.1055/s-2001-13693 Binmoeller, 1993, Endoscopic snare excision of benign adenomas of the papilla of Vater, Gastrointest Endosc, 39, 127, 10.1016/S0016-5107(93)70051-6 Bhattacharyya, 2016, Knife-assisted snare resection (KAR) of large and refractory colonic polyps at a Western centre: feasibility, safety and efficacy study to guide future practice, United Eur Gastroenterol J, 4, 466, 10.1177/2050640615615301