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Appendicitis

Appendicitis

Appendicitis is an acute inflammatory condition of the vermiform appendix, most commonly caused by obstruction of its lumen. The appendix is a narrow, blind-ended pouch that extends from the cecum, making it particularly prone to obstruction. Causes include fecaliths, lymphoid hyperplasia (often after viral infections), parasites, tumors, or foreign bodies. This obstruction initiates a cascade of pathological changes.Luminal Obstruction and Early InflammationAfter obstruction, normal mucosal...

Appendicitis-I: Introduction

Appendicitis-I: Introduction

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...

Appendicitis-II: Diagnostic Studies and Management

Appendicitis-II: Diagnostic Studies and Management

Diagnosing and managing appendicitis requires a structured and comprehensive approach that spans from initial assessment to postoperative care. Here is an overview of the process:
Diagnosing Appendicitis
It requires a multifaceted approach, starting with a detailed physical examination to pinpoint the location and nature of the pain and identify any associated symptoms. Laboratory tests play a crucial role. A complete Blood Count (CBC) typically reveals leukocytosis (an increased number of...

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Related Experiment Video

Updated: May 22, 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

Megaloappendix: a case report.

Abdel Hady A Samaha¹, Ayman S Tawfik, Tariq O Abbas

¹Pediatric Surgery Department, Hamad General Hospital, P.O. Box 3050, Doha, Qatar.

Case Reports in Surgery

|May 19, 2012

Summary

This study details the removal of the longest and largest vermiform appendix ever recorded, measuring approximately 55 cm. This finding highlights the appendix

Area of Science:

Anatomy
Surgical Pathology

Background:

The vermiform appendix is a known variable organ.
Its functional potentials remain an area of study.

Observation:

A significantly elongated vermiform appendix was observed.
The appendix measured approximately 55 cm in length.

Findings:

The longest and largest vermiform appendix on record was surgically removed.
This case presents an extreme anatomical variation.

Implications:

This case expands the known range of human anatomical variability.
Further research may explore the clinical significance of extreme appendix dimensions.

Related Experiment Videos

Last Updated: May 22, 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