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Related Concept Videos

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 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 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 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...
Tuberculosis01:23

Tuberculosis

Tuberculosis (TB) remains a significant global health concern, primarily targeting the lungs and spreading through airborne transmission. Infection begins when aerosolized droplet nuclei, expelled by an individual with active TB, are inhaled by another person. These microscopic particles carry Mycobacterium tuberculosis, the causative agent of TB. Upon reaching the alveoli, the bacilli are engulfed by alveolar macrophages. However, due to their specialized lipid-rich cell wall, these pathogens...

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Related Experiment Videos

Isolated rectal tuberculosis in an AIDS patient masquerading as malignancy.

Saji Sebastian1, Tony Jose, K Sunil Kumar

  • 1Department of Gastroenterology, Calicut Medical College Hospital, Calicut, Kerala, India. sajisisy@gmail.com

Tropical Gastroenterology : Official Journal of the Digestive Diseases Foundation
|November 1, 2008
PubMed
Summary

Rectal tuberculosis is a rare condition, especially in patients with acquired immunodeficiency syndrome (AIDS). This case highlights its potential to mimic cancer, underscoring the need for thorough diagnosis in immunocompromised individuals.

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Area of Science:

  • Gastroenterology
  • Infectious Diseases
  • Oncology

Background:

  • Tuberculosis (TB) can affect any part of the gastrointestinal tract, but rectal involvement is exceptionally uncommon.
  • Literature on rectal tuberculosis, particularly in patients with acquired immunodeficiency syndrome (AIDS), is sparse.

Observation:

  • A case of rectal tuberculosis in an AIDS patient is presented.
  • The condition mimicked gastrointestinal malignancy both clinically and endoscopically.
  • Histopathological examination confirmed the diagnosis of rectal tuberculosis.

Findings:

  • The patient received antituberculous drugs and highly active antiretroviral therapy (HAART).
  • Complications included drug-induced hepatitis, leading to a decline in general condition.
  • The patient ultimately did not survive the illness.

Implications:

  • This case underscores the importance of considering rare infections like rectal tuberculosis in the differential diagnosis of gastrointestinal symptoms, especially in immunocompromised patients.
  • The diagnostic challenge posed by rectal TB mimicking malignancy requires high clinical suspicion and definitive histopathological confirmation.
  • Management of rectal TB in AIDS patients is complex, with potential for severe complications and poor prognosis despite treatment.