Results 81 to 90 of about 165,950,413 (205)

Villous Adenoma of Papilla of Vater

Canadian Journal of Gastroenterology, 1990
Biliary obstruction due to a benign villous adenoma of the ampulla of Vater treated by transduodenal local excision and sphincteroplasty is reported. Local surgical resection enabled a submucosal resection of the adenoma.
SR Choudhury, AK Malik, Y Chawla, JD Wig
doaj   +1 more source

Gel Immersion Endoscopic Submucosal Dissection Using a Scissor‐type Knife for Superficial Non‐ampullary Duodenal Epithelial Tumors

DEN Open, Volume 6, Issue 1, April 2026.
Abstract Objectives This study aimed to compare the short‐term therapeutic outcomes between conventional endoscopic submucosal dissection (C‐ESD) and gel immersion ESD (GI‐ESD) for superficial non‐ampullary duodenal epithelial tumors (SNADETs). Methods A retrospective analysis was conducted on patients with SNADETs who underwent C‐ESD or GI‐ESD between
Osamu Dohi, Naoto Iwai, Hayato Fukui, Mayuko Seya, Tomoko Ochiai, Junki Yumoto, Hiroki Mukai, Katsuma Yamauchi, Hajime Miyazaki, Takeshi Yasuda, Takuma Yoshida, Tsugitaka Ishida, Hiroaki Kitae, Yukiko Morinaga, Reo Kobayashi, Ryohei Hirose, Ken Inoue, Naohisa Yoshida, Kazuhiko Uchiyama, Tomohisa Takagi, Hideyuki Konishi, Yoshito Itoh   +21 more
wiley   +1 more source

Villous adenoma of the duodenum located at the ectopic vater’ s ampulla: A case report [PDF]

, 2008
Duodenal villöz adenom duodenal neoplazilerin %1’ den azını oluşturan nadir görülen bir tümördür. Daha çok periampuller bölgede yerleşir. Olgumuz, üst gastrointestinal sistem kanaması bulguları ile acil laparatomiye alınan 58 yaşındaki erkek hastadır.
Yılmaz, Sezgin, Aktepe, Fatma, Tokyol, Çiğdem, Can, Songül   +3 more
core   +1 more source

Signet Ring Cell Carcinoma of the Vater's Ampulla: A Very Rare Malignancy

Case Reports in Oncological Medicine, 2012
Most tumors affecting Vater's ampulla are adenocarcinomas, and other histological variants are less frequent. Signet ring cell carcinoma is more commonly found in the stomach than at other sites of the digestive system.
K. Daoudi, K. El Haoudi, N. Bouyahia, A. Benlemlih, S. Arifi, N. Mellas, K. Mazaz, A. Amarti, O. El Mesbahi   +8 more
doaj   +1 more source

Prognostic significance of angiogenesis by Chalkley counting in node negative cancer of the ampulla of Vater [PDF]

, 2012
Angiogenesis is essential for tumor growth and metastasis. Currently, the Chalkley assay with CD34 immunostaining is the proposed standard method for angiogenesis quantification in solid tumor sections.
김현기, 김재근, 윤동섭, 박준성, 홍순원   +4 more
core  

Coexistence of Large Cell Neuroendocrine Carcinoma and Adenocarcinoma of the Ampulla of Vater [PDF]

, 2008
We report a case of coexisting poorly differentiated endocrine carcinoma and conventional adenocarcinoma in the ampulla of Vater. A 70-year-old female had a recent history of symptoms and signs related to obstructive jaundice.
Liu, Shih-Hao, Tsay, Shyh-Haw
core   +1 more source

Survival Rate and Complications of Palliative Bypass Surgery in Advanced Cancer of the Ampulla of Vater and Pancreatic Head

مجله اپیدمیولوژی ایران, 2017
Background and Objectives: The cancer of the pancreatic head and Ampulla of Vater is a malignant disease usually seen in advanced stages with symptoms caused by stomach and biliary obstruction.
SH Mehrvarz, HA Mohebbi, S Heydari, HR Zarezadeh Mehrizi, HR Rasouli   +4 more
doaj  

Poorly-Differentiated Signet-Ring Cell Carcinoma of the Ampulla of Vater: Report of a Rare Malignancy [PDF]

, 2013
Context Signet-ring cell carcinoma (SRCC) of the ampulla of Vater is a very rare clinical entity, which is infrequently reported in medical literature.
Ahmad, Raida, Acharya, Metesh Nalin, Panagiotopoulos, Nikolaos, Jiao, Long R, Cohen, Patrizia   +4 more
core   +1 more source

Diagnostic Work-up and Evaluation of Nonmalignant Ampullary Neoplasms

The Korean Journal of Gastroenterology
Neoplasms of the ampulla of Vater account for approximately 5% of all gastrointestinal tumors, with increasing incidence due to advancements in diagnostic techniques.
Il Sang Shin, Yun Nah Lee, Jong Ho Moon
doaj   +1 more source

Squamous Cell Carcinoma of the Larynx Metastasized to the Ampulla of Vater. Report of a Case

, 2003
Metastasis to the ampulla of Vater from squamous cell carcinoma of the larynx has not been reported previously. In a 71-year-old Turkish patient with squamous cell carcinoma of the larynx a polypoid tumor was observed in the ampulla of Vater ...
Mustafa Sarioğrlu, Arzu Ensari, Abdullah Büyükçelik, Abdurrahman Işıkdogan, Fikri İçli   +4 more
core   +1 more source