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Related Concept Videos

Pulmonary Tuberculosis III01:31

Pulmonary Tuberculosis III

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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:
267
Pulmonary Tuberculosis IV01:26

Pulmonary Tuberculosis IV

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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

Pulmonary Tuberculosis I

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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

Pulmonary Tuberculosis V

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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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Anterior segment mass in miliary tuberculosis: a confusing scenario.

Rachna Meel1, Nayan Gupta2, Seema Sen3

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Ocular tuberculosis presenting as an iris mass is rare, especially without choroidal invasion. Early diagnosis and antitubercular treatment are crucial for managing this condition and preventing vision loss.

Keywords:
IrisTB and other respiratory infections

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Area of Science:

  • Ophthalmology
  • Infectious Diseases
  • Microbiology

Background:

  • Tuberculosis (TB) is highly prevalent in the Indian subcontinent.
  • Ocular tuberculosis (TB) is uncommon, with iris mass presentation being particularly rare.
  • Anterior segment invasion without choroidal involvement is an even scarcer manifestation of ocular TB.

Purpose of the Study:

  • To report a rare case of ocular tuberculosis presenting as an iris mass in a young patient.
  • To highlight the diagnostic challenges and management strategies for this unusual presentation.
  • To emphasize the importance of considering ocular TB in endemic regions.

Main Methods:

  • Case report of a late-adolescent patient with left eye pain and vision loss.
  • Slit lamp biomicroscopy revealing a nodular vascular iris mass.
  • Anterior chamber fine needle aspiration biopsy for acid-fast bacilli (AFB) detection.

Main Results:

  • Fine needle aspiration biopsy confirmed the presence of acid-fast bacilli.
  • Patient initiated on antitubercular treatment (ATT) with steroid cover.
  • Symptomatic improvement observed within one month, but visual gain was poor.
  • Treatment successfully prevented the need for eye enucleation.

Conclusions:

  • This case highlights the importance of a high index of suspicion for ocular tuberculosis in patients with iris masses.
  • Prompt diagnosis and initiation of ATT are vital, even in rare presentations.
  • Early intervention can prevent severe complications like enucleation, despite potential for limited visual recovery.