Percutaneous needle biopsy of the testis.
D001706:Biopsy / Q000009:adverse effects; D006406:Hematoma / Q000209:etiology; D006652:Histological Techniques; D006801:Humans; D006965:Hyperplasia; D007985:Leydig Cells; D008297:Male; D008722:Methods; D013737:Testis / Q000166:cytology* / Q000473:pathology