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Related Concept Videos

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The appendix, a small, narrow, blind tube extending from the inferior part of the cecum, is widely regarded as a vestigial organ, having lost much of its original function through evolution. Despite its diminished role, the appendix can become inflamed, a condition known as appendicitis.
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Chronic bowel diseases are a group of long-term conditions affecting the digestive tract, characterized by inflammation and damage to the gut lining. These conditions primarily include irritable bowel syndrome and inflammatory bowel disease.
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Related Experiment Video

Updated: Jul 6, 2025

A Mouse Model of Intestinal Partial Obstruction
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Small bowel intussusception - aetiology & management.

Nicole Sciberras1, Stefania Chetcuti Zammit1, Reena Sidhu2

  • 1Department of Gastroenterology, Mater Dei Hospital, Malta.

Current Opinion in Gastroenterology
|January 8, 2024
PubMed
Summary

Adult small bowel intussusception (SBI) requires high suspicion for malignancy, with CT scans as the gold standard for diagnosis. Newer techniques like capsule endoscopy and ultrasound aid in identifying the cause and guiding treatment.

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Area of Science:

  • Gastroenterology
  • Abdominal Imaging
  • Surgical Oncology

Background:

  • Adult small bowel intussusception (SBI) presents differently than pediatric cases.
  • Understanding diverse etiologies and diagnostic approaches is crucial for adult SBI management.

Approach:

  • Review of recent literature on adult SBI diagnosis and management.
  • Evaluation of emerging diagnostic tools like capsule endoscopy and point-of-care ultrasound.
  • Emphasis on CT scan as the gold standard for identifying the lead point.

Key Points:

  • High suspicion for malignancy in adult SBI is warranted, with key alarm features including weight loss, prior malignancy, and iron deficiency anemia.
  • CT imaging is essential for identifying the lead point, guiding surgical or endoscopic intervention.
  • When malignancy is ruled out, serology and histology aid in diagnosing inflammatory, infectious, or autoimmune causes.

Conclusions:

  • Timely and accurate diagnosis of adult SBI is critical for effective management.
  • Multimodal diagnostic strategies, including advanced imaging and laboratory tests, improve patient outcomes.
  • Distinguishing malignant from benign causes influences treatment decisions in adult small bowel intussusception.