Carcinoma of the lung invading the left atrium.
D002283:Carcinoma, Bronchogenic / Q000473:pathology / Q000556:secondary*; D006325:Heart Atria; D006338:Heart Neoplasms / Q000556:secondary*; D006801:Humans; D008175:Lung Neoplasms / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D009366:Neoplasm Seeding