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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.
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Appendicitis

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Related Experiment Video

Updated: Jun 21, 2026

Murine Appendectomy Model of Chronic Colitis Associated Colorectal Cancer by Precise Localization of Caecal Patch

Murine Appendectomy Model of Chronic Colitis Associated Colorectal Cancer by Precise Localization of Caecal Patch

Published on: August 24, 2019

Caecal diverticulitis presenting as acute appendicitis: a case report.

Michelle Cole¹, Abraham A Ayantunde, John Payne

¹Department of Surgery, Queen Mary's Hospital, Frognal Avenue, Sidcup, Kent, DA14 6LT, UK. biodunayantunde@yahoo.co.uk.

World Journal of Emergency Surgery : WJES

|August 4, 2009

Summary

This summary is machine-generated.

Solitary cecal diverticulitis, often mimicking appendicitis, presents diagnostic challenges. This case highlights the difficulty in preoperative differentiation and the need for high suspicion in older patients with right lower quadrant pain.

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Last Updated: Jun 21, 2026

Murine Appendectomy Model of Chronic Colitis Associated Colorectal Cancer by Precise Localization of Caecal Patch

Murine Appendectomy Model of Chronic Colitis Associated Colorectal Cancer by Precise Localization of Caecal Patch

Published on: August 24, 2019

Area of Science:

Gastroenterology
Surgical Pathology

Background:

Solitary cecal diverticulum is rare and challenging to diagnose preoperatively.
Cecal diverticulitis frequently mimics acute appendicitis, complicating diagnosis.

Purpose of the Study:

To report a case of perforated cecal diverticulitis presenting as acute appendicitis.
To emphasize the diagnostic difficulties and review management strategies for cecal diverticulitis.

Main Methods:

Case report of a 61-year-old Caucasian male with acute right iliac fossa pain.
Intraoperative diagnosis of perforated cecal diverticulitis with abscess, despite a normal-appearing appendix.
Literature review on cecal diverticulitis diagnosis and management.

Main Results:

The patient presented with symptoms indistinguishable from acute appendicitis.
Preoperative diagnosis was not achieved; diagnosis was confirmed during surgery.
A macroscopically normal appendix was noted during the operation.

Conclusions:

Preoperative diagnosis of cecal diverticulitis is extremely difficult, often requiring surgical exploration.
A high index of suspicion is crucial for older patients presenting with appendicitis-like symptoms.
Optimal management remains controversial, ranging from conservative to aggressive surgical approaches.