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Related Concept Videos

Pulmonary Tuberculosis IV01:26

Pulmonary Tuberculosis IV

Tuberculosis, more commonly referred to as TB, is an infectious disease stemming from Mycobacterium tuberculosis. While it primarily impacts the lungs, TB can also affect other body areas. Given its severity and global impact, timely and accurate diagnosis is crucial for controlling its spread and improving patient outcomes.
Several diagnostic approaches are used to detect TB. The conventional method is the Tuberculin Skin Test (TST), also known as the Mantoux test. However, this method has...
Pulmonary Tuberculosis III01:31

Pulmonary Tuberculosis III

Tuberculosis (TB) is a contagious infection primarily affecting the lung parenchyma but which can also affect other body parts. TB can be classified based on disease development, presentation, and the affected anatomical site.
The first classification is based on the development of the disease, and it includes the following categories:
Pulmonary Tuberculosis I01:29

Pulmonary Tuberculosis I

Tuberculosis, often called TB, is a contagious illness primarily caused by Mycobacterium tuberculosis. It mainly affects the lung parenchyma but can also impact other body parts.
Causative Organism
The primary infectious agent causing tuberculosis is Mycobacterium tuberculosis, a slow-growing, acid-fast, aerobic rod that exhibits sensitivity to heat and ultraviolet light. Instances of Mycobacterium bovis and Mycobacterium avium contributing to the development of TB infection are rare.
Mode of...
Tuberculosis01:23

Tuberculosis

Tuberculosis (TB) remains a significant global health concern, primarily targeting the lungs and spreading through airborne transmission. Infection begins when aerosolized droplet nuclei, expelled by an individual with active TB, are inhaled by another person. These microscopic particles carry Mycobacterium tuberculosis, the causative agent of TB. Upon reaching the alveoli, the bacilli are engulfed by alveolar macrophages. However, due to their specialized lipid-rich cell wall, these pathogens...
Pulmonary Tuberculosis II01:28

Pulmonary Tuberculosis II

Tuberculosis, or TB, is a bacterial infectious disease caused by Mycobacterium tuberculosis. While its primary impact is on the lungs, leading to pulmonary tuberculosis, it can also affect various other organs, a condition referred to as extrapulmonary tuberculosis.
Here is a detailed explanation of its pathophysiology:
Transmission: The process begins when a person inhales droplet nuclei containing M. tuberculosis. These are typically released into the air when an individual with pulmonary or...
Pulmonary Tuberculosis V01:28

Pulmonary Tuberculosis V

Medical management of tuberculosis (TB) patients involves a comprehensive approach that includes diagnosis, treatment, and monitoring. The specific strategies can vary depending on the type of tuberculosis (latent or active), the patient's overall health status, and other considerations.
Latent tuberculosis infection occurs when TB bacteria are present in a person's body, but are not causing illness or symptoms. It is not contagious, and preventive treatment is crucial to avoid the progression...

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Related Experiment Video

Updated: Jun 21, 2026

Analysis of 18FDG PET/CT Imaging as a Tool for Studying Mycobacterium tuberculosis Infection and Treatment in Non-human Primates
10:04

Analysis of 18FDG PET/CT Imaging as a Tool for Studying Mycobacterium tuberculosis Infection and Treatment in Non-human Primates

Published on: September 5, 2017

Intestinal tuberculosis.

Helen D Donoghue1, John Holton

  • 1Centre for Infectious Diseases and International Health, Department of Infection, University College London, London, UK. h.donoghue@ucl.ac.uk

Current Opinion in Infectious Diseases
|July 23, 2009
PubMed
Summary
This summary is machine-generated.

Increased intestinal tuberculosis (TB) cases, often mistaken for Crohn's disease, require greater clinical awareness. Diagnostic tools are improving, aiding in the identification of this growing public health concern.

Related Experiment Videos

Last Updated: Jun 21, 2026

Analysis of 18FDG PET/CT Imaging as a Tool for Studying Mycobacterium tuberculosis Infection and Treatment in Non-human Primates
10:04

Analysis of 18FDG PET/CT Imaging as a Tool for Studying Mycobacterium tuberculosis Infection and Treatment in Non-human Primates

Published on: September 5, 2017

Area of Science:

  • Gastroenterology
  • Infectious Diseases
  • Public Health

Background:

  • Intestinal tuberculosis (TB) incidence is rising, partly due to the HIV pandemic.
  • Clinical presentation often mimics inflammatory bowel diseases and malignancies, complicating diagnosis.
  • Increased prevalence of these conditions further challenges accurate identification of intestinal TB.

Purpose of the Study:

  • To highlight the increasing challenge of diagnosing intestinal tuberculosis (TB).
  • To review current and emerging diagnostic strategies for intestinal TB.
  • To emphasize the need for heightened clinical awareness of intestinal TB.

Main Methods:

  • Review of recent retrospective and prospective studies.
  • Analysis of available imaging techniques for sampling and diagnosis.
  • Evaluation of emerging biochemical, immunological, and molecular diagnostic methods.

Main Results:

  • Some Mycobacterium tuberculosis strains are linked to increased extrapulmonary disease and dissemination, worsening HIV-associated TB.
  • Diagnostic algorithms are being developed based on recent studies.
  • Imaging and fine-needle biopsies are valuable diagnostic aids.

Conclusions:

  • There is growing consensus on intestinal TB risk factors and clinical features.
  • Enhanced clinical awareness among healthcare professionals is crucial for diagnosis.
  • Standardization and validation of new diagnostic methods are necessary.