title: Bilateral synchronous primary lung cancer.
mesh_terms: D002288:Adenocarcinoma, Mucinous / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery; D018288:Carcinoma, Small Cell; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery; D008875:Middle Aged; D009378:Neoplasms, Multiple Primary