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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:
Fungal Phylum Microsporidia01:28

Fungal Phylum Microsporidia

Microsporidia are a group of obligate intracellular fungi that were initially classified as protists but were later reclassified based on phylogenetic, molecular, and structural evidence linking them to the Chytridiomycota. These unicellular, non-motile organisms are highly specialized parasites that infect a wide range of animal hosts, including humans. They have evolved extensive genomic and metabolic reductions, making them highly dependent on their hosts for survival.Morphology and Genomic...
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 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...
Atypical Pneumonia01:14

Atypical Pneumonia

Atypical pneumonia, often caused by Mycoplasma pneumoniae, is a form of pulmonary infection that differs from the classical presentation of bacterial pneumonia in both its cause and clinical symptoms. Mycoplasma pneumoniae is a pleomorphic bacterium notable for its lack of a rigid cell wall. This structural characteristic imparts resistance to beta-lactam antibiotics and significantly influences the bacterium’s behavior within the human host.Other pathogens responsible for the disease include...

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Related Experiment Video

Updated: May 12, 2026

Simplified Whole Body Plethysmography to Characterize Lung Function During Respiratory Melioidosis
07:27

Simplified Whole Body Plethysmography to Characterize Lung Function During Respiratory Melioidosis

Published on: February 24, 2023

Melioidosis in a returning traveller.

Alaa Ismail1, Adam Buckley, Simon William Dubrey

  • 1Department of Medicine, Hillingdon Hospital, Uxbridge, Middlesex, UK.

BMJ Case Reports
|April 23, 2013
PubMed
Summary

A traveler developed severe melioidosis, a serious infection caused by Burkholderia pseudomallei, after returning from Thailand. Despite antibiotic treatment, the infection progressed, leading to pneumonia and disseminated abscesses, ultimately proving fatal.

Area of Science:

  • Infectious Diseases
  • Microbiology
  • Tropical Medicine

Background:

  • Melioidosis is a serious bacterial infection endemic in Southeast Asia.
  • Early diagnosis and treatment are crucial for patient survival.

Observation:

  • A 66-year-old man presented with confusion, fever, and cough after traveling from Thailand.
  • Initial antibiotic treatment was ineffective; blood cultures later identified Burkholderia pseudomallei.

Findings:

  • The patient developed pneumonia and disseminated abscesses despite broad-spectrum antibiotic therapy.
  • The infection proved fatal, highlighting the challenges in treating severe melioidosis.

Implications:

  • This case underscores the importance of considering melioidosis in febrile patients returning from endemic areas.

Related Experiment Videos

Last Updated: May 12, 2026

Simplified Whole Body Plethysmography to Characterize Lung Function During Respiratory Melioidosis
07:27

Simplified Whole Body Plethysmography to Characterize Lung Function During Respiratory Melioidosis

Published on: February 24, 2023

  • Further research into effective treatment strategies for severe melioidosis is warranted.