Intercommunicating vas deferens.
D000328:Adult; D006801:Humans; D007248:Infertility, Male / Q000209:etiology; D008297:Male; D009845:Oligospermia / Q000209:etiology; D011859:Radiography; D012669:Seminal Vesicles / Q000002:abnormalities*; D013079:Sperm Maturation; D013091:Spermatogenesis; D014566:Urogenital System / Q000196:embryology; D014649:Vas Deferens / Q000002:abnormalities* / Q000000981:diagnostic imaging