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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...
Other Pulmonary Disorders01:17

Other Pulmonary Disorders

Respiratory disorders encompass a range of conditions with varying levels of severity. Asthma, marked by chronic airway inflammation and hypersensitivity, is one such condition. It can lead to airway obstruction due to factors like bronchial spasms, mucosal edema, increased mucus secretion, or epithelial damage. Asthma triggers are diverse, ranging from allergens to emotional upset, and treatment focuses on both immediate relief through bronchodilators and long-term inflammation suppression.

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Related Experiment Video

Updated: May 14, 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

Primary tuberculosis in a malnourished adolescent.

Mazen Zawaideh1, Cherng Chao, Patricia Poole

  • 1School of Medicine, University of California, San Diego, La Jolla, USA. mzawaide@ucsd.edu

Journal of Radiology Case Reports
|February 1, 2013
PubMed
Summary

Tuberculosis (TB) rates are rising globally and in some US areas, particularly among immigrant populations. This case highlights primary pulmonary TB in a malnourished adolescent, underscoring the need for vigilance.

Keywords:
Primary TuberculosisTuberculosis

Related Experiment Videos

Last Updated: May 14, 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:

  • Public Health
  • Infectious Diseases
  • Epidemiology

Background:

  • Global tuberculosis (TB) prevalence is increasing, contrasting with a general decrease in the United States.
  • Elevated TB rates in certain US states and localities are noted, potentially linked to immigrant populations.
  • Primary pulmonary tuberculosis (TB) is a significant concern in vulnerable groups.

Observation:

  • A case of primary pulmonary tuberculosis was observed in an adolescent.
  • The adolescent patient presented with malnutrition, a common comorbidity affecting TB outcomes.
  • This case underscores the importance of considering TB in malnourished adolescents, especially in high-prevalence settings.

Findings:

  • The case illustrates a presentation of primary pulmonary tuberculosis.
  • Malnutrition was a key factor in this adolescent's TB case.
  • The diagnosis emphasizes the ongoing relevance of TB in specific demographics and geographic locations.

Implications:

  • This case highlights the need for targeted TB screening and management in malnourished adolescents.
  • Understanding the role of immigration in TB epidemiology is crucial for public health strategies.
  • Continued surveillance and intervention are necessary to combat the resurgence of tuberculosis in the US.