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Related Concept Videos

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.
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...
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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.
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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 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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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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German physicist Wilhelm Röntgen (1845–1923) was experimenting with electrical current when he discovered that a mysterious and invisible "ray" would pass through his flesh but leave an outline of his bones on a screen coated with a metal compound. In 1895, Röntgen made the first durable record of the internal parts of a living human: an "X-ray" image (as it came to be called) of his wife’s hand. Scientists worldwide quickly began their own experiments with...
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Imaging in tuberculosis.

Jamshed B Bomanji1, Narainder Gupta2, Parveen Gulati3

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Tuberculosis remains a global health threat. Accurate diagnosis, especially using advanced imaging techniques, is crucial for effective patient and public health management.

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Area of Science:

  • Medical Imaging
  • Infectious Diseases

Background:

  • Tuberculosis (TB) persists as a leading cause of infectious morbidity and mortality worldwide.
  • Despite declining rates, timely and accurate TB diagnosis is vital for individual and public health.
  • High-risk populations require increased clinical suspicion for tuberculosis diagnosis.

Purpose of the Study:

  • To highlight the critical role of imaging in diagnosing pulmonary and extrapulmonary tuberculosis.
  • To emphasize the importance of recognizing diverse tuberculosis manifestations, including in immunocompromised patients.
  • To review various imaging modalities used in tuberculosis assessment.

Main Methods:

  • Review of imaging features for pulmonary and extrapulmonary tuberculosis.
  • Discussion of diagnostic challenges and the need for tissue/microbiological assessment.
  • Evaluation of conventional and advanced imaging techniques.

Main Results:

  • Chest X-rays are foundational for pulmonary tuberculosis, but advanced imaging offers significant benefits.
  • Computed tomography (CT), magnetic resonance imaging (MRI), and nuclear medicine (PET/CT) aid in assessing both pulmonary and extrapulmonary disease.
  • Familiarity with imaging manifestations is essential for clinicians and radiologists, particularly in immunocompromised individuals.

Conclusions:

  • Imaging plays an indispensable role in the diagnosis and management of tuberculosis.
  • A comprehensive understanding of imaging findings across different modalities is crucial for effective tuberculosis care.
  • Advanced imaging techniques enhance the assessment of complex and extrapulmonary tuberculosis cases.