17Wiersema MJ, Vilmann P, Giovannini M, Chang KJ, Wiersema LM: Endosonography-guided fine-needle aspiration biopsy: diagnostic accuracy and complication assessment. Gastroenterology 1997;112:1087–1095.
18Williams DB, Sahai AV, Aabakken L, Penman ID, van Velse A, Webb J, Wilson M, Hoffman BJ, Hawes RH: Endoscopic ultrasound guided fine needle aspiration biopsy: a large single center experience. Gut 1999;44:720–726.
19Yoshinaga S, Suzuki H, Oda I, Saito Y: Role of endoscopic ultrasound-guided fine needle aspiration (EUS-FNA) for diagnosis of solid pancreatic masses. Dig Endosc 2011;23(suppl 1):29–33.
20Gleeson FC, Kipp BR, Caudill JL, Clain JE, Clayton AC, Halling KC, Henry MR, Rajan E, Topazian MD, Wang KK, Wiersema MJ, Zhang J, Levy MJ: False positive endoscopic ultrasound fine needle aspiration cytology: incidence and risk factors. Gut 2010;59:586–593.
21Collins BT, Murad FM, Wang JF, Bernadt CT: Rapid on-site evaluation for endoscopic ultrasound-guided fine-needle biopsy of the pancreas decreases the incidence of repeat biopsy procedures. Cancer Cytopathol 2013;121:518–524.
22Kong F, Zhu J, Kong X, Sun T, Deng X, Du Y, Li Z: Rapid on-site evaluation does not improve endoscopic ultrasound-guided fine needle aspiration adequacy in pancreatic masses: a meta-analysis and systematic review. PLoS One 2016;11:e0163056.
23Iglesias-Garcia J, Lariño-Noia J, Abdulkader I, Domínguez-Muñoz JE: Rapid on-site evaluation of endoscopic-ultrasound-guided fine-needle aspiration diagnosis of pancreatic masses. World J Gastroenterol 2014;20:9451–9457.
24Lee LS, Nieto J, Watson RR, Hwang AL, Muthusamy VR, Walter L, Jajoo K, Ryou MK, Saltzman JR, Saunders MD, Suleiman S, Kadiyala V: Randomized noninferiority trial comparing diagnostic yield of cytopathologist-guided versus 7 passes for endoscopic ultrasound-guided fine-needle aspiration of pancreatic masses. Dig Endosc 2016;28(4):469–475.
25Suzuki R, Lee JH, Krishna SG, Ramireddy S, Qiao W, Weston B, Ross WA, Bhutani MS: Repeat endoscopic ultrasound-guided fine needle aspiration for solid pancreatic lesions at a tertiary referral center will alter the initial inconclusive result. J Gastrointest Liver Dis 2013;22:183–187.
26Gagovic V, Spier B, DeLee R, Barancin C, Lindstrom M, Einstein M, Byrne S, Harter J, Agni R, Pfau PR, Frick TJ, Soni A, Gopal DV: Endoscopic ultrasound fine needle aspiration characteristics of primary adenocarcinoma versus other malignant neoplasms of the pancreas. Can J Gastroenterol 2012;26:691–696.
27Adler D, Schmidt CM, Al-Haddad M, Barthel JS, Ljung BM, Merchant NB, Romagnuolo J, Shaaban AM, Simeone D, Pitman MB, Layfield LJ: Clinical evaluation, imaging studies, indications for cytologic study and preprocedural requirements for duct brushing studies and pancreatic fine-needle aspiration: The Papanicolaou Society of Cytopathology Guidelines. Cytojournal 2014;11(suppl 1):1.
28Pitman MB, Centeno BA, Ali SZ, Genevay M, Stelow E, Mino-Kenudson M, Castillo CF, Schmidt CM, Brugge WR, Layfield LJ: Standardized terminology and nomenclature for pancreatobiliary cytology: The Papanicolaou Society of Cytopathology Guidelines. Diagn Cytopathol 2014;42:338–350.
29Layfield LJ, Ehya H, Filie AC, Hruban RH, Jhala N, Joseph L, Vielh P, Pitman MB: Utilization of ancillary studies in the cytologic diagnosis of biliary and pancreatic lesions: The Papanicolaou Society of Cytopathology Guidelines. Cytojournal 2014;11(suppl 1):4.
30Kurtycz DF, Field A, Tabatabai L, Michaels C, Young N, Schmidt CM, Farrell J, Gopal D, Simeone D, Merchant NB, Pitman MB: Post-brushing and fine-needle aspiration biopsy follow-up and treatment options for patients with pancreatobiliary lesions: The Papanicolaou Society of Cytopathology Guidelines. Cytojournal 2014;11(suppl 1):5.
31Brugge WR, De Witt J, Klapman JB, Ashfaq R, Shidham V, Chhieng D, Kwon R, Baloch Z, Zarka M, Staerkel G: Techniques for cytologic sampling of pancreatic and bile duct lesions: The Papanicolaou Society of Cytopathology Guidelines. Cytojournal 2014;11(suppl 1):2.
32Tanaka M, Fernández-del Castillo C, Adsay V, Chari S, Falconi M, Jang JY, Kimura W, Levy P, Pitman MB, Schmidt CM, Shimizu M, Wolfgang CL, Yamaguchi K, Yamao K: International consensus guidelines 2012 for the management of IPMN and MCN of the pancreas. Pancreatology 2012;12:183–197.
33Tanaka M, Fernández-Del Castillo C, Kamisawa T, Jang JY, Levy P, Ohtsuka T, Salvia R, Shimizu Y, Tada M, Wolfgang CL: Revisions of international consensus Fukuoka guidelines for the management of IPMN of the pancreas. Pancreatology 2017;17:738–753.
34Howard TJ, Chin AC, Streib EW, Kopecky KK, Wiebke EA: Value of helical computed tomography, angiography, and endoscopic ultrasound in determining resectability of periampullary carcinoma. Am J Surg 1997;174:237–241.
35Midwinter MJ, Beveridge CJ, Wilsdon JB, Bennett MK, Baudouin CJ, Charnley RM: Correlation between spiral computed tomography, endoscopic ultrasonography and findings at operation in pancreatic and ampullary tumours. Br J Surg 1999;86:189–193.
36Mertz HR, Sechopoulos P, Delbeke D, Leach SD: EUS, PET, and CT scanning for evaluation of pancreatic adenocarcinoma. Gastrointest Endosc 2000;52:367–371.
37Vilmann P, Săftoiu A: Endoscopic ultrasound-guided fine needle aspiration biopsy: equipment and technique. J Gastroenterol Hepatol 2006;21:1646–1655.
38Lee JH, Stewart J, Ross WA, Anandasabapathy S, Xiao L, Staerkel G: Blinded prospective comparison of the performance of 22-gauge and 25-gauge needles in endoscopic ultrasound-guided fine needle aspiration of the pancreas and peri-pancreatic lesions. Dig Dis Sci 2009;54:2274–2281.
39Kubiliun N, Ribeiro A, Fan YS, Rocha-Lima CM, Sleeman D, Merchan J, Barkin J, Levi J: EUS-FNA with rescue fluorescence in situ hybridization for the diagnosis of pancreatic carcinoma in patients with inconclusive on-site cytopathology results. Gastrointest Endosc 2011;74:541–547.
40Amato E, Molin MD, Mafficini A, Yu J, Malleo G, Rusev B, Fassan M, Antonello D, Sadakari Y, Castelli P, Zamboni G, Maitra A, Salvia R, Hruban RH, Bassi C, Capelli P, Lawlor RT, Goggins M, Scarpa A: Targeted next-generation sequencing of cancer genes dissects the molecular profiles of intraductal papillary neoplasms of the pancreas. J Pathol 2014;233:217–227.
41Layfield LJ, Schmidt RL, Hirschowitz SL, Olson MT, Ali SZ, Dodd LL: Significance of the