Related Experiment Video

Updated: May 3, 2026

Murine Appendectomy Model of Chronic Colitis Associated Colorectal Cancer by Precise Localization of Caecal Patch
08:51

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

Published on: August 24, 2019

9.7K

Rare cadaveric finding of a grossly enlarged mucocele appendix

Anna Farias1, Sarah J Anderson2, Christine A Webber3

  • 1Schulich School of Medicine and Dentistry - Windsor Program, Windsor, Ont., Canada.

Case Reports in Gastroenterology
|January 30, 2014
PubMed

Insights

This study reports the first cadaveric appendiceal mucocele found during dissection. The rare condition, identified as a mucinous cystadenoma, involved mucus-filled appendix dilation.

Area of Science:

  • Gastroenterology
  • Pathology
  • Surgical Anatomy

Background:

  • Appendiceal mucoceles are uncommon conditions involving mucus accumulation within the appendix.
  • Typically discovered incidentally via imaging or during surgery, they represent a dilation of the appendiceal lumen.

Observation:

  • This case study details the first documented appendiceal mucocele discovered in a cadaver during routine gastrointestinal dissection.
  • The 86-year-old female patient's cause of death was congestive heart failure.

Findings:

  • Gross anatomy and histology of the enlarged mucocele appendix were compared to a normal cadaver appendix.
  • Pathological examination confirmed the appendiceal mucocele as a mucinous cystadenoma.

Implications:

  • This finding expands the known contexts for appendiceal mucocele discovery.
  • Highlights the importance of anatomical dissection in identifying rare pathologies.
  • Provides a unique specimen for comparative anatomical and histological study of appendiceal mucoceles.
Keywords:
CadavericCystadenomaEpitheliumHistology

More Related Videos

Robotic Duodenum-preserving Total Pancreatic Head Resection for Intraductal Papillary Mucinous Neoplasms10:10

Robotic Duodenum-preserving Total Pancreatic Head Resection for Intraductal Papillary Mucinous Neoplasms

Published on: April 17, 2026

200

Related Concept Videos

Appendicitis01:19

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...
29
Appendicitis-I: Introduction01:22

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...
4.4K
Gross Anatomy of the Liver01:17

Gross Anatomy of the Liver

The liver, the largest gland within the human body, is a firm and reddish-brown organ. This wedge-shaped structure weighs approximately 1.5 kg and occupies a significant portion of the right hypochondriac and epigastric regions. It extends more to the right of the body's midline than to the left.
Located under the diaphragm, the liver is almost entirely ensconced within the rib cage, providing it with substantial protection. Except for the superior most bare area, the liver's surface is...
2.7K
Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

Evaluating the rectum and anus plays a crucial role in conducting a thorough physical examination of the gastrointestinal system. Although it may be uncomfortable and often embarrassing for the patient, it holds immense diagnostic value, particularly in detecting gastrointestinal diseases and abnormalities. This guide will explain how to perform this assessment using inspection and palpation methods.
Rectal Inspection
Begin by inspecting the perianal and anal areas for color, texture, rashes,...
2.1K
Appendicitis-II: Diagnostic Studies and Management01:29

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...
936
Diverticular Disease of the Colon01:27

Diverticular Disease of the Colon

Diverticular disease involves the formation of diverticula—small sac-like outpouchings of the colonic wall—and their complications. It most commonly affects the sigmoid colon due to higher intraluminal pressure and structural vulnerability. It results from structural weakness and increased pressure in the colon, producing pseudodiverticula that may remain silent or progress to inflammation and serious complications.Structure of DiverticulaIn diverticulosis, these outpouchings are...
44