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Related Concept Videos

Amebiasis01:28

Amebiasis

Entamoeba histolytica, a protozoan parasite, is responsible for intestinal and extraintestinal amebiasis. Though a significant proportion of infections remain asymptomatic, approximately 50 million individuals annually are estimated to present with clinical disease, resulting in up to 100,000 deaths globally. The disease burden is disproportionately high in regions with lower socioeconomic status, such as parts of India, Africa, Mexico, and Latin America.Etiology and TransmissionThe infective...
Inflammatory Bowel Disease I: Ulcerative Colitis01:27

Inflammatory Bowel Disease I: Ulcerative Colitis

Introduction
Inflammatory bowel disease, or IBD, encompasses a group of disorders characterized by chronic inflammation or ulceration of the gastrointestinal tract.
Risk Factors
The exact cause of IBD remains unclear, although it is believed to be due to a mix of genetic, environmental, microbial, and immune factors. Genetic factors are significant in determining susceptibility to IBD, with family history being a critical risk factor. Individuals with a first-degree relative who has IBD are at...
Inflammatory Bowel Disease II: Ulcerative Colitis01:20

Inflammatory Bowel Disease II: Ulcerative Colitis

Ulcerative colitis is a chronic inflammatory disorder of the colon characterized by continuous mucosal inflammation that typically begins in the rectum and extends proximally in a uniform pattern. Its pathogenesis involves a complex interplay of genetic predisposition, immune dysregulation, and environmental influences. These factors converge to impair the colon’s epithelial defenses and promote an exaggerated inflammatory response against luminal contents.Breakdown of the Mucosal BarrierA...
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...
Inflammatory Bowel Disease I: Introduction01:26

Inflammatory Bowel Disease I: Introduction

Inflammatory bowel disease is a group of chronic disorders marked by recurrent inflammation of the gastrointestinal tract due to an abnormal immune response against gut microflora. This leads to tissue damage. The two main forms are Crohn’s disease and ulcerative colitis.Crohn’s DiseaseCrohn’s disease is a relapsing inflammatory disorder that can affect any part of the GI tract, from the mouth to the anus. It involves all layers of the bowel wall (transmural) and shows “skip lesions” in which...
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...

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Updated: Jun 4, 2026

Discovery of New Intracellular Pathogens by Amoebal Coculture and Amoebal Enrichment Approaches
09:04

Discovery of New Intracellular Pathogens by Amoebal Coculture and Amoebal Enrichment Approaches

Published on: October 27, 2013

Amebic colitis complicated by multiple amebomas.

P M Davis

    Canadian Family Physician Medecin De Famille Canadien
    |February 10, 2011
    PubMed
    Summary
    This summary is machine-generated.

    Differentiating ameboma from rectal cancer is crucial for native patients. Prompt medical treatment with metronidazole and diloxamide furate can prevent fatal complications and avoid unnecessary surgery.

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    Analysis of the Epithelial Damage Produced by Entamoeba histolytica Infection
    11:49

    Analysis of the Epithelial Damage Produced by Entamoeba histolytica Infection

    Published on: June 12, 2014

    Related Experiment Videos

    Last Updated: Jun 4, 2026

    Discovery of New Intracellular Pathogens by Amoebal Coculture and Amoebal Enrichment Approaches
    09:04

    Discovery of New Intracellular Pathogens by Amoebal Coculture and Amoebal Enrichment Approaches

    Published on: October 27, 2013

    Analysis of the Epithelial Damage Produced by Entamoeba histolytica Infection
    11:49

    Analysis of the Epithelial Damage Produced by Entamoeba histolytica Infection

    Published on: June 12, 2014

    Area of Science:

    • Gastroenterology
    • Infectious Diseases
    • Oncology

    Background:

    • Distinguishing ameboma from colorectal carcinoma is vital in native populations.
    • Misdiagnosis can lead to inappropriate surgical intervention for presumed malignancy.

    Purpose of the Study:

    • To highlight the importance of differentiating ameboma from rectal or colonic carcinoma in native patients.
    • To emphasize the efficacy of medical management for ameboma.

    Main Methods:

    • Review of clinical presentations and diagnostic challenges.
    • Evaluation of treatment outcomes for ameboma.

    Main Results:

    • Prompt recognition of ameboma prevents unnecessary surgery.
    • Medical treatment with metronidazole and diloxamide furate leads to rapid lesion regression.

    Conclusions:

    • Accurate diagnosis of ameboma is essential to avoid surgical procedures for presumed cancer.
    • Effective medical treatment prevents severe complications such as perforation and fatality.