Question

\cannonball metastases\ are classically seen in: please select your answer... a osteosarcoma b prostate cancer c lymphoma d breast cancer

Explanation:

Cannonball metastases are round, well - defined metastatic lesions. Osteosarcoma is known for its tendency to produce such cannonball - like lung metastases. Prostate cancer typically has bone metastases (often osteoblastic). Lymphoma has more diffuse lymphatic and organ infiltration patterns. Breast cancer can have various metastatic patterns but not as classically associated with cannonball metastases as osteosarcoma.

Answer:

A. Osteosarcoma