title: Occult testicular interstitial-cell tumor in a patient with gynecomastia: ultrasonic detection.
abstract: A locally asymptomatic interstitial (Leydig) cell testicular tumor was detected by high-resolution ultrasonography in a 25-year-old man with gynecomastia. The utility of ultrasound in the detection of occult testicular tumors is illustrated.
mesh_terms: D000328:Adult; D006177:Gynecomastia / Q000209:etiology*; D006801:Humans; D007984:Leydig Cell Tumor / Q000150:complications / Q000175:diagnosis*; D008297:Male; D013736:Testicular Neoplasms / Q000150:complications / Q000175:diagnosis*; D014463:Ultrasonography