title: Extra testicular factors in male infertility.
mesh_terms: D004823:Epididymitis / Q000150:complications; D005832:Genital Diseases, Male / Q000150:complications* / Q000175:diagnosis; D006801:Humans; D007248:Infertility, Male / Q000209:etiology*; D008297:Male; D011472:Prostatitis / Q000150:complications; D012611:Scrotum / Q000098:blood supply; D013737:Testis / Q000098:blood supply; D014646:Varicocele / Q000150:complications