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Related Concept Videos

Appendicitis01:19

Appendicitis

17
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...
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Appendicitis-I: Introduction01:22

Appendicitis-I: Introduction

4.1K
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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Appendicitis-II: Diagnostic Studies and Management01:29

Appendicitis-II: Diagnostic Studies and Management

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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...
903
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:
913
Diverticular Disease of the Colon01:27

Diverticular Disease of the Colon

17
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...
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Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy

1.2K
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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Related Experiment Video

Updated: Apr 19, 2026

Murine Appendectomy Model of Chronic Colitis Associated Colorectal Cancer by Precise Localization of Caecal Patch
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The 'wandering appendicolith'.

Sonia L Betancourt1, Diana Palacio, George S Bisset

  • 1Thoracic Imaging, MD Anderson Cancer Center, The University of Texas, 1515 Holcombe Blvd., Unit 1478, Houston, TX, 77030-4008, USA, slbetancourt@mdanderson.org.

Pediatric Radiology
|December 7, 2014
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Summary
This summary is machine-generated.

A retained appendicolith, a surgical complication, can migrate and cause delayed abscesses. This case highlights appendicolith migration into the chest cavity, leading to empyema requiring drainage and removal.

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Area of Science:

  • Pediatric Surgery
  • Surgical Complications
  • Medical Imaging

Background:

  • Acute appendicitis is a frequent pediatric surgical emergency.
  • Appendectomy aims for complete appendix and appendicolith removal.
  • Retained appendicoliths can lead to delayed complications.

Observation:

  • An appendicolith, a calcified deposit, can be retained or expelled during appendectomy.
  • Ectopic appendicoliths may migrate, forming abscesses in various locations.
  • This case details an appendicolith migrating into the thoracic cavity, causing empyema.

Findings:

  • Appendicolith migration can present with delayed symptoms, weeks or months post-surgery.
  • Thoracic migration of an appendicolith resulted in empyema.
  • Successful management involved abscess drainage and appendicolith extraction.

Implications:

  • Highlights the importance of complete appendicolith removal during appendectomy.
  • Suggests considering retained appendicoliths in the differential diagnosis of delayed post-surgical abscesses.
  • Emphasizes the need for prompt diagnosis and intervention for ectopic appendicoliths.