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Related Concept Videos

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 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...
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.
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: Jul 6, 2026

Microbiological Rapid On-Site Evaluation for Pulmonary Infectious Diseases
03:22

Microbiological Rapid On-Site Evaluation for Pulmonary Infectious Diseases

Published on: March 1, 2024

Pulmonary paracoccidioidomycosis.

Angela Restrepo1, Gil Benard, Cláudio C de Castro

  • 1Medical and Experimental Mycology Unit, Corporación para Investigaciones Biológicas, Medellín, Colombia. angelares@geo.net.co

Seminars in Respiratory and Critical Care Medicine
|March 28, 2008
PubMed
Summary
This summary is machine-generated.

Paracoccidioidomycosis, a fungal infection caused by Paracoccidioides brasiliensis, primarily affects adults in Latin America. This review details its chronic progressive course, acute presentations, and latency, updating clinicians on this endemic mycosis.

Related Experiment Videos

Last Updated: Jul 6, 2026

Microbiological Rapid On-Site Evaluation for Pulmonary Infectious Diseases
03:22

Microbiological Rapid On-Site Evaluation for Pulmonary Infectious Diseases

Published on: March 1, 2024

Area of Science:

  • Mycology
  • Infectious Diseases
  • Epidemiology

Background:

  • Paracoccidioidomycosis, previously South American blastomycosis, is caused by the fungus Paracoccidioides brasiliensis.
  • It typically presents as a chronic, progressive mycosis affecting lungs, skin, mucous membranes, adrenals, and reticuloendothelial organs.
  • Acute-subacute forms occur in children and immunocompromised individuals, with occasional self-limited cases.

Purpose of the Study:

  • To provide an updated overview of Paracoccidioidomycosis for clinicians and laboratory workers.
  • To highlight the epidemiological and clinical characteristics of this mycosis.
  • To emphasize its endemic nature in Latin America and potential for latency.

Main Methods:

  • This is a review article, synthesizing existing knowledge on Paracoccidioidomycosis.
  • Information is drawn from clinical case studies, epidemiological data, and mycological research.
  • The review focuses on clinical presentations, geographical distribution, and etiological agent.

Main Results:

  • Paracoccidioidomycosis predominantly affects adult males (13:1 ratio), with no significant gender difference in children.
  • The disease is geographically restricted to Latin America, with Brazil reporting the highest incidence.
  • Paracoccidioides brasiliensis can establish prolonged latency, with diagnosis occurring in individuals outside endemic areas.

Conclusions:

  • Paracoccidioidomycosis is a significant mycosis in Latin America, characterized by diverse clinical presentations and a propensity for latency.
  • Understanding its epidemiology and clinical spectrum is crucial for timely diagnosis and management.
  • Further research into the fungus's habitat and pathogenesis may improve control strategies.