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Related Concept Videos

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...
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 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...
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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MMWR. Recommendations and reports : Morbidity and mortality weekly report. Recommendations and reports·2002
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Related Experiment Video

Updated: Jul 28, 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

Changing risks in tuberculosis.

A R Hinman, J M Judd, J P Kolnik

    American Journal of Epidemiology
    |May 1, 1976
    PubMed
    Summary

    Tuberculosis (TB) incidence has declined significantly in New York State since 1974. However, risk factors and age-related vulnerabilities persist, requiring ongoing public health attention.

    Area of Science:

    • Public Health
    • Epidemiology
    • Infectious Diseases

    Background:

    • Tuberculosis (TB) has historically posed a significant public health challenge.
    • Understanding long-term trends and risk factors is crucial for effective control strategies.

    Purpose of the Study:

    • To analyze the historical and current epidemiology of tuberculosis in New York State (excluding NYC).
    • To identify demographic and socioeconomic factors associated with TB incidence and mortality.
    • To project future TB risks based on observed trends.

    Main Methods:

    • Retrospective analysis of tuberculosis case data from New York State.
    • Cohort analysis to determine age-specific risks.
    • Statistical projections for lifetime risk assessment.

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

    An Automated Culture System for Use in Preclinical Testing of Host-Directed Therapies for Tuberculosis
    09:34

    An Automated Culture System for Use in Preclinical Testing of Host-Directed Therapies for Tuberculosis

    Published on: August 16, 2021

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    Last Updated: Jul 28, 2026

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

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    Published on: April 5, 2017

    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

    An Automated Culture System for Use in Preclinical Testing of Host-Directed Therapies for Tuberculosis
    09:34

    An Automated Culture System for Use in Preclinical Testing of Host-Directed Therapies for Tuberculosis

    Published on: August 16, 2021

    Main Results:

    • Tuberculosis incidence and mortality have declined since the early 20th century, reaching a low in 1974.
    • While incidence is higher among the poor, most cases originate from middle and upper socioeconomic strata.
    • Peak risk for developing pulmonary or miliary TB occurs between ages 20-24; highest mortality risk is before age 5.

    Conclusions:

    • Despite overall decline, tuberculosis remains a concern, with specific age and socioeconomic vulnerabilities.
    • Lifetime risk projections for TB incidence and mortality vary by sex, highlighting the need for targeted interventions.