title: Hepatobiliary and Pancreatic: A rare case of a well-differentiated neuroendocrine tumor in the bile duct with spontaneous regression diagnosed by EUS-FNA.
authors.affiliation: Department of Gastroenterology and Hepatology, Hokkaido University Graduate School of Medicine, Hokkaido, Japan.
authors.forename: I
authors.initials: I
authors.lastname: Sano
authors.affiliation: Department of Gastroenterology and Hepatology, Hokkaido University Graduate School of Medicine, Hokkaido, Japan.
authors.forename: M
authors.initials: M
authors.lastname: Kuwatani
authors.affiliation: Department of Gastroenterology and Hepatology, Hokkaido University Graduate School of Medicine, Hokkaido, Japan.
authors.forename: R
authors.initials: R
authors.lastname: Sugiura
authors.affiliation: Department of Gastroenterology and Hepatology, Hokkaido University Graduate School of Medicine, Hokkaido, Japan.
authors.forename: S
authors.initials: S
authors.lastname: Kato
authors.affiliation: Department of Gastroenterology and Hepatology, Hokkaido University Graduate School of Medicine, Hokkaido, Japan.
authors.forename: K
authors.initials: K
authors.lastname: Kawakubo
authors.affiliation: Department of Gastroenterological Surgery II, Hokkaido University Graduate School of Medicine, Hokkaido, Japan.|Department of Surgical Pathology, Hokkaido University Hospital, Hokkaido, Japan.
authors.forename: T
authors.initials: T
authors.lastname: Ueno
authors.affiliation: Department of Gastroenterological Surgery II, Hokkaido University Graduate School of Medicine, Hokkaido, Japan.
authors.forename: Y
authors.initials: Y
authors.lastname: Nakanishi
authors.affiliation: Department of Surgical Pathology, Hokkaido University Hospital, Hokkaido, Japan.
authors.forename: T
authors.initials: T
authors.lastname: Mitsuhashi
authors.affiliation: Department of Gastroenterology, Kushiro Rosai Hospital, Hokkaido, Japan.
authors.forename: H
authors.initials: H
authors.lastname: Hirata
authors.affiliation: Department of Gastroenterology, Kushiro Rosai Hospital, Hokkaido, Japan.
authors.forename: S
authors.initials: S
authors.lastname: Haba
authors.affiliation: Department of Gastroenterological Surgery II, Hokkaido University Graduate School of Medicine, Hokkaido, Japan.
authors.forename: S
authors.initials: S
authors.lastname: Hirano
authors.affiliation: Department of Gastroenterology and Hepatology, Hokkaido University Graduate School of Medicine, Hokkaido, Japan.
authors.forename: N
authors.initials: N
authors.lastname: Sakamoto
mesh_terms: D000328:Adult; D001650:Bile Duct Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology*; D018278:Carcinoma, Neuroendocrine / Q000000981:diagnostic imaging* / Q000473:pathology*; D002760:Cholangiopancreatography, Endoscopic Retrograde; D061765:Endoscopic Ultrasound-Guided Fine Needle Aspiration; D005260:Female; D006801:Humans; D009365:Neoplasm Regression, Spontaneous; D014057:Tomography, X-Ray Computed