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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 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 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...
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 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...

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Related Experiment Video

Updated: Jun 6, 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

[Tuberculosis in elderly persons].

N O Touré1, Y Dia Kane, A Diatta

  • 1Service de pneumologie, CHN de Fann, Dakar, Sénégal. naftouba@yahoo.fr

Revue Des Maladies Respiratoires
|November 30, 2010
PubMed
Summary
This summary is machine-generated.

Elderly patients with pulmonary tuberculosis present differently and have worse outcomes. This study highlights increased comorbidities, complications, and mortality in older adults with tuberculosis.

Related Experiment Videos

Last Updated: Jun 6, 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:

  • Pulmonology
  • Epidemiology
  • Geriatrics

Background:

  • Pulmonary tuberculosis (TB) affects individuals of all ages.
  • Understanding age-specific differences in TB presentation and outcomes is crucial for effective management.

Purpose of the Study:

  • To compare the epidemiology, clinical features, and clinical course of primary pulmonary tuberculosis in elderly versus younger patients.

Main Methods:

  • A prospective, comparative study was conducted in Dakar, Senegal.
  • Data were collected from 187 patients with newly diagnosed, bacterially confirmed pulmonary tuberculosis.
  • Patients were categorized into elderly (>55 years) and younger groups.

Main Results:

  • Elderly patients (12.8%) were more frequently male, less educated, and engaged in primary/informal sectors.
  • Comorbidities like smoking, alcohol use, diabetes, and obesity were more prevalent in the elderly.
  • Older patients experienced higher rates of complications (20.8%) and mortality (29.3%), with less satisfactory treatment response (50%).

Conclusions:

  • Elderly patients with pulmonary tuberculosis exhibit distinct epidemiological profiles and clinical characteristics.
  • Age is associated with increased risk of comorbidities, complications, and mortality in pulmonary TB.
  • Tailored management strategies may be necessary for older adults with tuberculosis.