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Related Concept Videos

Pulmonary Tuberculosis I01:29

Pulmonary Tuberculosis I

318
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...
318
Pulmonary Tuberculosis II01:28

Pulmonary Tuberculosis II

335
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...
335
Pulmonary Tuberculosis III01:31

Pulmonary Tuberculosis III

432
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:
432
Pulmonary Tuberculosis IV01:26

Pulmonary Tuberculosis IV

195
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...
195
Pulmonary Tuberculosis V01:28

Pulmonary Tuberculosis V

235
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...
235
Other Pulmonary Disorders01:17

Other Pulmonary Disorders

905
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.
905

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Analysis of 18FDG PET/CT Imaging as a Tool for Studying Mycobacterium tuberculosis Infection and Treatment in Non-human Primates
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Tuberculosis, an unusual source - a case report.

Alexandra Lima Roque1, Silvia Maria Pimenta1, Rita Assis Ribeiro1

  • 1Serviço de Saúde Ocupacional, Centro Hospitalar Lisboa Ocidental, Lisboa, Lisboa, Portugal.

Revista Brasileira De Medicina Do Trabalho : Publicacao Oficial Da Associacao Nacional De Medicina Do Trabalho-Anamt
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Tuberculosis (TB) can spread from animals to humans. A zoo worker caring for sea lions and dolphins contracted TB, highlighting a less common occupational risk.

Keywords:
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Area of Science:

  • Zoonotic Diseases
  • Infectious Disease Epidemiology
  • Occupational Health

Background:

  • Tuberculosis (TB) is a significant global public health issue caused by Mycobacterium tuberculosis.
  • While commonly associated with human-to-human transmission, TB can also affect animals and be transmitted to humans.

Observation:

  • A zoo worker with extensive contact with sea lions and dolphins presented with classic TB symptoms including cough, fever, and weight loss.
  • Diagnostic tests confirmed the presence of Mycobacterium tuberculosis complex in the worker's bronchial lavage.

Findings:

  • The case demonstrates a potential occupational transmission of tuberculosis from marine mammals to a zoo worker.
  • This highlights an unusual zoonotic transmission route distinct from typical hospital or farm settings.

Implications:

  • This case underscores the importance of considering zoonotic TB in occupational health surveillance for animal handlers.
  • Awareness of this risk can inform preventative measures and health monitoring protocols for workers in zoological environments.