Papillary cystadenoma of the epididymis.
D000328:Adult; D003537:Cystadenoma / Q000648:ultrastructure*; D004822:Epididymis / Q000648:ultrastructure*; D006801:Humans; D008297:Male; D008854:Microscopy, Electron; D013736:Testicular Neoplasms / Q000648:ultrastructure*