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Related Concept Videos

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 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 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 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 13, 2026

Synthesis, Characterization, and Application of Superparamagnetic Iron Oxide Nanoprobes for Extrapulmonary Tuberculosis Detection
09:54

Synthesis, Characterization, and Application of Superparamagnetic Iron Oxide Nanoprobes for Extrapulmonary Tuberculosis Detection

Published on: February 16, 2020

Diversities in presentations of extrapulmonary tuberculosis.

Shiba Neelakantan1, Preeti P Nair, Roby V Emmanuel

  • 1Department of Oral Medicine and Radiology, People's College of Dental Sciences, Bhopal, Madhya Pradesh, India.

BMJ Case Reports
|March 2, 2013
PubMed
Summary

Extrapulmonary tuberculosis (EPTB), particularly tuberculous lymphadenitis affecting cervical lymph nodes, is a growing global health concern. This case series highlights its varied presentations and prevalence in developing nations.

Related Experiment Videos

Last Updated: May 13, 2026

Synthesis, Characterization, and Application of Superparamagnetic Iron Oxide Nanoprobes for Extrapulmonary Tuberculosis Detection
09:54

Synthesis, Characterization, and Application of Superparamagnetic Iron Oxide Nanoprobes for Extrapulmonary Tuberculosis Detection

Published on: February 16, 2020

Area of Science:

  • Medicine
  • Infectious Diseases
  • Public Health

Background:

  • Extrapulmonary tuberculosis (EPTB) incidence is rising globally.
  • Tuberculous lymphadenitis is the most common EPTB form, affecting 25-60% of cases.
  • Cervical lymph node involvement is frequent, accounting for 50% of EPTB.

Observation:

  • Tuberculous lymphadenitis typically affects cervical lymph nodes but can involve the larynx, pharynx, parotid, sinuses, and petrous bone.
  • Posterior triangle, supraclavicular, and jugular nodes are most frequently impacted.
  • Presentations are usually unilateral, though diffuse adenopathy can occur.

Findings:

  • This documentation presents six cases of tuberculous lymphadenitis with diverse clinical features.
  • The findings underscore the varied clinical spectrum of this EPTB form.

Implications:

  • Increased awareness of tuberculous lymphadenitis is crucial for timely diagnosis and management, especially in developing countries.
  • Recognizing the varied presentations aids in early detection and effective public health strategies for tuberculosis control.