Pleural plaques (masses or thickening)

DDx

Malignant tumors

  • Metastatic cancer
  • Mesothelioma
  • Bronchogenic carcinoma
  • Lymphoma (subpleural tumor plaque)
  • Thymoma
Benign tumors
  • Lipoma
  • Fibrous tumor
  • Neurogenic
Other
  • Asbestosis plaques
  • Nonspecific response to: inflammation, trauma, neoplasm, radiation
  • Talc inhalation
  • Extramedullary hematopoiesis

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