Small cell undifferentiated carcinomas of the lung with nonneuroendocrine features.
D000368:Aged; D018288:Carcinoma, Small Cell / Q000150:complications / Q000473:pathology*; D006651:Histocytochemistry; D006801:Humans; D008175:Lung Neoplasms / Q000150:complications / Q000473:pathology*; D008297:Male; D008854:Microscopy, Electron; D011471:Prostatic Neoplasms / Q000150:complications; D012907:Smoking