Malformations of the epithelium of the ductus epididymidis.
D004822:Epididymis / Q000002:abnormalities* / Q000473:pathology; D004823:Epididymitis / Q000473:pathology; D004848:Epithelium; D006801:Humans; D006965:Hyperplasia; D007248:Infertility, Male / Q000473:pathology*; D008297:Male