Results 1 to 10 of about 165,950,413 (205)

Carcinoma of the Ampulla of Vater

open access: yesAnnals of Surgery, 1987
Thirty-five consecutive cases of adenocarcinoma of the ampulla of Vater seen over the past 36 years were reviewed. The introduction of new diagnostic techniques over the course of this study improved the accuracy of preoperative diagnosis but did not lead to earlier diagnosis.
Hayes, Daniel H.   +3 more
core   +8 more sources

Uterine cervix squamous cell carcinoma metastatic to the Ampulla of Vater: a case report with review of the literature [PDF]

open access: yesJournal of Health Sciences, 2013
Metastases to gastrointestinal tract are uncommon. In particular, metastases to the ampulla of Vater are very rare and may represent a significant diagnostic challenge.
Dalma Udovčić Gagula   +6 more
doaj   +4 more sources

Mixed neuroendocrine–non-neuroendocrine neoplasm of the ampulla of Vater: a case report [PDF]

open access: yesSurgical Case Reports, 2023
Background Mixed neuroendocrine–non-neuroendocrine neoplasms of the ampulla of Vater are rare and heterogenous, making it difficult to achieve a definitive preoperative diagnosis.
Kenjiro Date   +8 more
doaj   +2 more sources

Carcinoid of the ampulla of Vater [PDF]

open access: yesJournal of Gastroenterology and Hepatology (Australia), 2005
Abstract  Endocrine neoplasms only rarely occur at the ampulla of Vater, comprising mostly carcinoids and malignant carcinoids, as well as few cases of poorly differentiated endocrine carcinomas (small cell carcinomas). Only 105 cases are reported in the literature, most as single case reports.
Mark, Hartel   +4 more
exaly   +3 more sources

Overview of Nonmalignant Ampulla of Vater Neoplasms [PDF]

open access: yesThe Korean Journal of Gastroenterology
The ampulla of Vater is a crucial anatomical junction that regulates the flow of bile and pancreatic secretions into the duodenum. Despite the rarity of nonmalignant tumors of this region, they have significant clinical importance. Ampullary adenomas are
Jungnam Lee
doaj   +2 more sources

A Case of Severe Acute Pancreatitis Following Endoscopic Biopsy of the Ampulla of Vater: A Rare Adverse Event of Esophagogastroduodenoscopy [PDF]

open access: yesDEN Open
Histological biopsy is essential for diagnosing ampullary tumors; however, it can occasionally result in severe adverse events. A 49‐year‐old male underwent esophagogastroduodenoscopic screening, which revealed an ampulla of Vater with enlargement of the
Tetsushi Azami   +8 more
doaj   +2 more sources

Endoscopic Management of Ampulla of Vater Tumors [PDF]

open access: yesThe Korean Journal of Gastroenterology
The management of tumors of the ampulla of Vater ranges from palliative care to endoscopic papillectomy and surgical resection. Treatment decisions should be based on a comprehensive assessment of multiple factors, including the lesion characteristics (e.
Jong Jin Hyun
doaj   +2 more sources

Histologic subtype-based evaluation of recurrence and survival outcomes in patients with adenocarcinoma of the ampulla of Vater [PDF]

open access: yesScientific Reports, 2023
Patients with ampulla of Vater adenocarcinoma exhibit diverse outcomes, likely since these malignancies can originate from any of the three converging epithelia at this site.
Se Jun Park   +6 more
doaj   +2 more sources

Obstructive Jaundice Caused by Metastatic Neuroendocrine Tumor of the Ampulla of Vater in a Young Adult: A Case Report [PDF]

open access: yesCase Reports in Gastroenterology
Introduction: Ampullary neuroendocrine tumors (NETs) are usually diagnosed in the 5th–6th decades of life, and no cases were reported in <20 years of age.
Jaafar Alsalman   +4 more
doaj   +2 more sources

Ampulla of Vater carcinoma: advancement in the relationships between histological subtypes, molecular features, and clinical outcomes

open access: yesFrontiers in Oncology, 2023
The incidence of ampulla of Vater carcinoma, a type of periampullary cancer, has been increasing at an annual percentage rate of 0.9%. However, patients with ampulla of Vater carcinoma have quite different prognoses due to the heterogeneities of the ...
Hao Liang, Yu Zhu, Ya-kun Wu
doaj   +1 more source

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