title: Absence of both seminal vesicles associated with hypospermatogenesis.
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D009845:Oligospermia / Q000150:complications* / Q000473:pathology; D012669:Seminal Vesicles / Q000002:abnormalities*; D013737:Testis / Q000473:pathology