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Calcified pulmonary metastases - osteosarcoma primary

Case contributed by MD PhD gasssss

Patient Data

Gender: Male

Multiple calcified pulmonary nodules of varying sizes throughout both lungs. 

Aggressive distal femoral bone lesion with osteoid matrix and soft tissue component. 

Case Discussion

Differential diagnosis for calcified pulmonary metastases include:

  • osteosarcoma (as in this case)
  • chondrosarcoma
  • papillary thyroid cancer
  • mucinous colon carcinoma
  • mucinous ovarian carcinoma

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