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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 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...
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...
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...
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...

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Related Experiment Video

Updated: Jun 18, 2026

System for Efficacy and Cytotoxicity Screening of Inhibitors Targeting Intracellular Mycobacterium tuberculosis
09:57

System for Efficacy and Cytotoxicity Screening of Inhibitors Targeting Intracellular Mycobacterium tuberculosis

Published on: April 5, 2017

[The evolution of detection strategy for tuberculosis (TB)].

Jun-shi Shi1, Hui-min Zhang, De-ming Zheng

  • 1Jining Antituberculosis Institute, Jining, 272100, China.

Zhonghua Yi Shi Za Zhi (Beijing, China : 1980)
|November 26, 2009
PubMed
Summary

Detecting tuberculosis (TB), a chronic respiratory infection, is crucial for control and treatment. Current strategies have evolved through three stages, with an integrated approach of passive and positive discovery being the most effective for TB detection.

Related Experiment Videos

Last Updated: Jun 18, 2026

System for Efficacy and Cytotoxicity Screening of Inhibitors Targeting Intracellular Mycobacterium tuberculosis
09:57

System for Efficacy and Cytotoxicity Screening of Inhibitors Targeting Intracellular Mycobacterium tuberculosis

Published on: April 5, 2017

Area of Science:

  • Infectious Diseases
  • Respiratory Medicine
  • Public Health

Context:

  • Tuberculosis (TB) is a significant chronic respiratory infectious disease requiring effective detection for control.
  • Understanding the evolution of TB detection strategies is vital for improving public health outcomes.
  • Current diagnostic approaches are essential for managing and preventing TB transmission.

Purpose:

  • To outline the historical evolution of tuberculosis detection strategies.
  • To highlight the current optimal strategy for TB detection.
  • To emphasize the importance of integrated detection methods in combating TB.

Summary:

  • The detection of tuberculosis has progressed through three distinct stages: spontaneous discovery, positive discovery, and an integrated approach.
  • The current recommended strategy integrates primary passive discovery with supplementary positive discovery for comprehensive TB detection.
  • This evolution reflects advancements in understanding and diagnosing TB, aiming for better disease management.

Impact:

  • Implementing an integrated TB detection strategy can significantly improve disease control and prevention efforts.
  • Enhanced diagnostic methods contribute to timely treatment and reduced transmission rates.
  • This approach supports global initiatives to eradicate tuberculosis.