The varicocele as related to fertility.
D006801:Humans; D007248:Infertility, Male / Q000000981:diagnostic imaging*; D008297:Male; D010690:Phlebography; D013733:Testicular Diseases / Q000000981:diagnostic imaging*; D013737:Testis / Q000098:blood supply; D014646:Varicocele / Q000150:complications / Q000000981:diagnostic imaging* / Q000209:etiology