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Related Concept Videos

Pulmonary Tuberculosis III01:31

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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:
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Pulmonary Tuberculosis IV01:26

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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.
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Pulmonary Tuberculosis II01:28

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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.
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Pulmonary Tuberculosis I01:29

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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...
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Pulmonary Tuberculosis V01:28

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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.
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Updated: Jul 27, 2025

A Retrospective Study on Endoscopic Surgery for the Treatment of Paravertebral Abscess in Spinal Tuberculosis Patients
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Extra Orbital Periocular Tuberculosis - A Rare Case Report.

Aneek Chakraborty1, Sudip Kumar Das1, Siddhartha Kumar Das1

  • 1Institute of Otorhinolaryngology and Head Neck Surgery, Institute of Postgraduate Medical Education and Research, 244, A.J.C. Bose Road, Kolkata, India.

Indian Journal of Otolaryngology and Head and Neck Surgery : Official Publication of the Association of Otolaryngologists of India
|June 5, 2023
PubMed
Summary
This summary is machine-generated.

A rare case of extraorbital tuberculosis, a Mycobacterium tuberculosis infection, was diagnosed in a young female. The infection presented as a painless eye swelling and preauricular lymphadenopathy, confirmed by histopathology and culture.

Keywords:
ENTExtra orbitalPainless periocular swellingTuberculosis

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Area of Science:

  • Ophthalmology
  • Infectious Diseases
  • Microbiology

Background:

  • Tuberculosis (TB) is a significant global health issue caused by Mycobacterium tuberculosis.
  • While pulmonary TB is most common, extrapulmonary TB, including rare orbital presentations, poses diagnostic challenges.
  • Early diagnosis and treatment of extrapulmonary TB are crucial for patient outcomes.

Purpose of the Study:

  • To report a rare case of extraorbital tuberculosis in a young female.
  • To highlight the varied clinical presentations of Mycobacterium tuberculosis infections.
  • To emphasize the importance of considering TB in the differential diagnosis of orbital masses.

Main Methods:

  • A case study of a young female presenting with an orbital mass.
  • Surgical excision of the mass for histopathological examination.
  • Microbiological culture for Mycobacterium tuberculosis identification.

Main Results:

  • Histopathology confirmed the presence of Mycobacterium tuberculosis complex.
  • Microbiological cultures were positive for Mycobacterium tuberculosis.
  • The patient presented with a painless swelling lateral to the lateral canthus of the right eye and right preauricular lymphadenopathy.

Conclusions:

  • Extraorbital tuberculosis is a rare but possible diagnosis for orbital masses.
  • Prompt histopathological and microbiological evaluation is essential for diagnosing such cases.
  • This case underscores the diverse manifestations of tuberculosis beyond the pulmonary system.