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Related Experiment Video

Updated: Nov 24, 2025

A Mouse Model of Intestinal Partial Obstruction
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Ampullary Adenocarcinoma Causing Small Intestinal Obstruction.

Mohammad Abudalou1, Michael Malkowski1, Alex Huh2

  • 1Medicine, St. Elizabeth's Medical Center, Brighton, USA.

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|December 28, 2020
PubMed
Summary

Ampullary adenocarcinoma, a rare malignancy of the bile and pancreatic ducts, requires surgical resection. This case highlights a 67-year-old male with symptoms leading to diagnosis via CT scan and pathology.

Keywords:
ampullary adenocarcinomact (computed tomography) imaginggastrointestinal obstructionwhipple procedure

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Area of Science:

  • Gastroenterology and Oncology
  • Surgical Pathology

Background:

  • Ampullary adenocarcinoma is a rare malignant tumor originating from the ampullary complex.
  • It is pathologically classified as intestinal or pancreaticobiliary in origin.
  • Standard management involves surgical resection.

Observation:

  • A 67-year-old male presented with abdominal pain, vomiting, and constipation.
  • Computed tomography revealed a cystic mass compressing the duodenum.
  • This mass caused a small intestinal obstruction.

Findings:

  • Pathologic evaluation confirmed the diagnosis of ampullary adenocarcinoma.
  • The tumor's cystic nature and obstructive properties were noted.

Implications:

  • This case underscores the importance of diagnostic imaging in identifying rare gastrointestinal malignancies.
  • Prompt surgical intervention is crucial for managing ampullary adenocarcinoma and its complications.
  • Further research into the specific subtypes and their outcomes is warranted.