Results 61 to 70 of about 165,950,413 (205)

Villous adenoma of the ampulla of Vater [PDF]

open access: yesPostgraduate Medical Journal, 1985
Summary A case of villous adenoma of the ampulla of Vater in a 40 year old male is described. The clinical significance of this rare tumour is discussed and the relevant literature reviewed.
A K, Malik   +3 more
openaire   +2 more sources

Rapidly Progressive Retroperitoneal Dissemination of Plasmacytoid Urothelial Carcinoma Presenting With Multiorgan Obstruction After Radical Cystectomy: A Case Report

open access: yesIJU Case Reports, Volume 9, Issue 5, September 2026.
ABSTRACT Introduction Plasmacytoid urothelial carcinoma (PUC) is a rare, aggressive subtype of bladder cancer characterized by diffuse infiltrative growth and a propensity for peritoneal and retroperitoneal dissemination. Case Presentation A patient with muscle‐invasive bladder cancer (cT3N1M0) was diagnosed with conventional high‐grade urothelial ...
Mahito Atsuta   +9 more
wiley   +1 more source

Signet-Ring Cell Carcinoma Co-Existing with Adenocarcinoma of the Ampulla of Vater. A Case Report [PDF]

open access: yes, 2011
Context We report a case of signet-ring cell carcinoma admixed with adenocarcinoma of the ampulla of Vater. Signet-ring cell carcinoma of the ampulla of Vater is rarely encountered in clinical practice.
Sakurada, Mutsumi   +3 more
core   +1 more source

Adenoma viloso da ampola de Vater

open access: yesRevista do Colégio Brasileiro de Cirurgiões
The aim of this paper is to present a case of a 37-year-old female patient with a benign tumor of the Ampulla of Vater and a brief review of the literature.
Julio Cesar Wiederkehr   +3 more
doaj   +1 more source

Complete Resection of Ampullary Paragangliomas Confined to the Submucosa on Endoscopic Ultrasound May Be Best Achieved by Radical Surgical Resection

open access: yesCase Reports in Gastroenterology, 2009
Paragangliomas of the gastrointestinal tract generally are benign tumors usually found in the second portion of the duodenum. We present a case of paraganglioma of the ampulla of Vater confined to the submucosa on endoscopic ultrasound examination.
Kevin A. Ghassemi   +3 more
doaj   +1 more source

Acetate‐ Versus Lactate‐Buffered Crystalloids for Prevention of Post‐ERCP Pancreatitis in Patients Without Access to Rectal NSAIDs: A Multicentre Double‐Blind Randomized Trial

open access: yesUnited European Gastroenterology Journal, Volume 14, Issue 7, September 2026.
ABSTRACT Background Aggressive peri‐procedural intravenous fluid (IVF) therapy with lactated Ringer's solution (LR) reduces the risk of post‐ERCP pancreatitis (PEP), but the standard 8‐h protocol is impractical in outpatient settings and the optimal fluid type remains uncertain.
Woo Hyun Paik   +20 more
wiley   +1 more source

Endoscopic Papillectomy May Be a Feasible Treatment Option for Elderly Patients With Ampullary Tumors: A Multicenter Retrospective Study

open access: yesDigestive Endoscopy, Volume 38, Issue 9, September 2026.
Multicenter retrospective analysis of 255 patients undergoing endoscopic papillectomy demonstrated significantly lower rates of delayed bleeding and post‐EP pancreatitis in patients aged ≥ 75 years. Age ≥ 75 75 years was independently associated with reduced risks of both adverse events, while serious complications, complete resection, and recurrence ...
Noriki Kasuga   +12 more
wiley   +1 more source

Deregulated miRNAs in adenocarcinoma of Vater ampulla (AMP).

open access: yes, 2019
Deregulated miRNAs in adenocarcinoma of Vater ampulla (AMP).
Tainara F. Felix (6786020)   +18 more
core   +1 more source

Long-term Survival of Patient with Ampulla of Vater Metastasis of Renal Cell Carcinoma

open access: yesPrague Medical Report, 2019
Ampulla of Vater metastases from renal cell carcinoma are rare. The time between detection of the primary tumour and its metastasis may extend to years.
Povilas Ignatavicius   +5 more
doaj   +1 more source

Clinical Validation of a Generative AI System for Diagnosing Ampullary Lesions: A Multicenter Study

open access: yesUnited European Gastroenterology Journal, Volume 14, Issue 5, June 2026.
ABSTRACT Background Accurate histologic classification of ampullary lesions is essential for guiding therapeutic decisions; however, conventional biopsy is limited by sampling error and false‐negative results. We evaluated the clinical utility of a generative artificial intelligence (AI)–based computer‐aided diagnosis (CAD) system that integrates real ...
Jang Ho Kwon   +11 more
wiley   +1 more source

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