Asbsts

Pleural Plaque

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Pleural Plaque

  • Epidemiology
  1. Occur in 50% with significant Asbestos Exposure
  • Definition
  1. Asbestos-related collagen Plaque deposition on pleura
  • Pathophysiology
  1. Response to Asbestos Exposure
  2. Plaques form in pleura from collagen deposition
  3. Plaques are benign and do not precancers
  • Imaging
  1. Chest XRay
    1. Plaques are variably present
  2. Chest CT
    1. Not indicated in most cases
    2. Test Sensitivity: 50%
  • Evaluation
  1. Marker for Asbestos Exposure