title: Double cancers of the lungs?
mesh_terms: D000230:Adenocarcinoma / Q000175:diagnosis; D001706:Biopsy; D001995:Bronchography; D001999:Bronchoscopy; D018288:Carcinoma, Small Cell / Q000175:diagnosis; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis; D003937:Diagnosis, Differential; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis; D009362:Neoplasm Metastasis; D009378:Neoplasms, Multiple Primary; D011013:Pneumonectomy; D011183:Postoperative Complications