Gynecomastia and tumor.
D000328:Adult; D004407:Dysgerminoma / Q000473:pathology*; D006177:Gynecomastia / Q000175:diagnosis; D006801:Humans; D008297:Male; D008479:Mediastinal Neoplasms / Q000473:pathology*; D009362:Neoplasm Metastasis; D013736:Testicular Neoplasms / Q000473:pathology*