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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 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 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 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...
The Thoracic Cage: Sternum01:17

The Thoracic Cage: Sternum

The thoracic or rib cage forms the body's thorax (chest) portion. Its primary function in the body is to protect vital organs in the thoracic cavity, such as the heart and the lungs. It consists of 12 pairs of ribs with their costal cartilages and the sternum. The ribs are anchored posteriorly to the 12 thoracic vertebrae (T1-T12).
The sternum is the elongated bony structure on the anterior side of the thoracic cage. It consists of three parts: the manubrium, the body, and the xiphoid process.
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: May 22, 2026

The Supraclavicular Fossa Ultrasound View for Central Venous Catheter Placement and Catheter Change Over Guidewire
07:47

The Supraclavicular Fossa Ultrasound View for Central Venous Catheter Placement and Catheter Change Over Guidewire

Published on: December 23, 2014

[Sternoclavicular joint tuberculosis].

Sander Kelderman1, Pascal Steenvoorde, Paul D L P M van der Valk

  • 1Medisch Spectrum Twente, Afd. Heelkunde, Enschede, the Netherlands. skelderman@gmail.com

Nederlands Tijdschrift Voor Geneeskunde
|May 4, 2012
PubMed
Summary

A clavicle abscess in a young woman was diagnosed as tuberculosis using PCR testing. Prompt anti-tuberculosis treatment led to a successful recovery, highlighting the importance of molecular diagnostics.

Area of Science:

  • Infectious Diseases
  • Microbiology
  • Clinical Medicine

Background:

  • Tuberculosis (TB) can present with extrapulmonary manifestations.
  • Clavicular abscesses are uncommon presentations of TB.
  • Early and accurate diagnosis is crucial for effective management.

Observation:

  • A 24-year-old woman presented with a clavicular abscess.
  • Initial clinical and radiological evaluations did not suggest tuberculosis.
  • Aspiration of the abscess yielded pus positive for Mycobacterium tuberculosis via PCR assay.

Findings:

  • Polymerase Chain Reaction (PCR) assay confirmed Mycobacterium tuberculosis in the abscess fluid.
  • The patient showed a positive response to standard anti-tuberculosis therapy.

Related Experiment Videos

Last Updated: May 22, 2026

The Supraclavicular Fossa Ultrasound View for Central Venous Catheter Placement and Catheter Change Over Guidewire
07:47

The Supraclavicular Fossa Ultrasound View for Central Venous Catheter Placement and Catheter Change Over Guidewire

Published on: December 23, 2014

Implications:

  • This case underscores the utility of PCR in diagnosing challenging extrapulmonary TB cases.
  • Highlights the need to consider TB in unexplained abscesses, even without typical signs.
  • Emphasizes the effectiveness of timely anti-TB treatment for favorable outcomes.