title: Metastatic ductal carcinoma of the parotid gland in a patient with sarcoidosis.
abstract: A 38-year-old man with a history of sarcoidosis and ductal carcinoma of the parotid had metastasis to the pleura and skin. This skin metastasis resembled carcinoma of the breast. There is a possibility of sarcoidosis with its depressed cellular immunity predisposing to malignancy.
mesh_terms: D000328:Adult; D001943:Breast Neoplasms / Q000473:pathology; D002285:Carcinoma, Intraductal, Noninfiltrating / Q000150:complications / Q000473:pathology*; D006801:Humans; D008297:Male; D009362:Neoplasm Metastasis; D010307:Parotid Neoplasms / Q000150:complications / Q000473:pathology*; D010997:Pleural Neoplasms / Q000473:pathology; D012507:Sarcoidosis / Q000150:complications*; D012878:Skin Neoplasms / Q000473:pathology