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Related Concept Videos

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy

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Sigmoidoscopy and laparoscopy are distinct medical procedures that enable physicians to internally inspect different parts of the GI tract. Although they serve different purposes, each is essential for diagnosing and, in some cases, treating various medical conditions.
Sigmoidoscopy
Sigmoidoscopy is a diagnostic procedure that uses a flexible sigmoidoscope equipped with a light source and camera to examine the rectum and sigmoid colon. The procedure involves inserting the tube through the anus...
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Inflammatory Bowel Disease V: Surgical Management01:21

Inflammatory Bowel Disease V: Surgical Management

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Surgical interventions for inflammatory bowel disease (IBD), which includes ulcerative colitis and Crohn's disease, are essential in managing symptoms and addressing complications. The selection of surgical procedures is contingent upon the specific conditions and complications that stem from these illnesses.
Here are some common surgical interventions for IBD:
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Appendicitis-I: Introduction01:22

Appendicitis-I: Introduction

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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.
Etiology: Appendicitis can arise from various causes, primarily rooted in the obstruction of the appendix lumen. Factors contributing to this obstruction include fecal accumulation, lymphoid hyperplasia and, in...
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Inflammatory Bowel Disease II: Crohn's Disease01:30

Inflammatory Bowel Disease II: Crohn's Disease

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Introduction
Inflammatory bowel disease, commonly known as IBD, refers to a collection of disorders that lead to persistent inflammation of the gastrointestinal tract. The two types of IBD are ulcerative colitis, which impacts the colon, and Crohn's disease, which can involve any part of the gastrointestinal segment.
Crohn's disease
Crohn's disease is a chronic, systemic inflammatory bowel disease (IBD) that predominantly affects the gastrointestinal tract. It is marked by...
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Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy01:26

Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy

48
This lesson explores three gastrointestinal imaging techniques: radionuclide testing, colonic transit studies, and virtual colonoscopy.
Radionuclide Testing
Radionuclide testing is a sophisticated medical technique for assessing gastrointestinal motility. It focuses on gastric emptying and colonic transit time. Radioactive markers track the movement of food through the digestive system, providing insights into gastrointestinal disorders.
In gastric emptying studies, a meal's liquid and...
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Endoscopic Procedures II: Colonoscopy01:25

Endoscopic Procedures II: Colonoscopy

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The colon, or large intestine, is the final segment of the digestive system. Its primary functions include absorbing water and vitamins produced by gut bacteria and transforming waste from liquid to solid to form stool. In adults, the large intestine is approximately 5 feet long and consists of four main sections:
54
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  11. Sigmoid Volvulus, Initial Manifestation Of Rectosigmoid Invasive Adenocarcinoma In A 52-year-old Female: A Case Report

Sigmoid volvulus, initial manifestation of rectosigmoid invasive adenocarcinoma in a 52-year-old female: A case report

Siamak Mousazadeh1, Saba Anvariazar2, Sevil Ghasemi3

  • 1Department of Surgery, School of Medicine, Ardabil University of Medical Sciences, Ardabil, Iran.

International Journal of Surgery Case Reports
|January 19, 2025

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Murine Distal Colostomy, A Novel Model of Diversion Colitis in C57BL/6 Mice
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View abstract on PubMed

Summary
This summary is machine-generated.

Sigmoid volvulus, a bowel obstruction, occurred in a woman due to a sigmoid tumor. This rare case highlights the link between colon cancer and intestinal twisting.

Area of Science:

  • Gastroenterology
  • Surgical Oncology

Background:

  • Sigmoid volvulus involves twisting of the sigmoid colon, leading to bowel obstruction.
  • While common in elderly Western populations, it predominantly affects middle-aged men in specific geographic regions.

Observation:

  • A 52-year-old woman presented with abdominal distension and constipation.
  • Imaging confirmed sigmoid volvulus; surgery revealed a large sigmoid tumor obstructing the colon.

Findings:

  • The sigmoid tumor was identified as the likely lead point for the volvulus.
  • Surgical resection of the tumor and a colostomy were performed.

Implications:

  • This case underscores the rare but critical association between colon cancer and sigmoid volvulus.
Keywords:
AdenocarcinomaCase reportColonSigmoid volvulus

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  • Early diagnosis and surgical intervention are crucial for managing complex cases of bowel obstruction.