Redundant nerve roots of the cauda equina.
D001416:Back Pain / Q000209:etiology; D002420:Cauda Equina / Q000002:abnormalities*; D006801:Humans; D008297:Male; D009192:Myelography; D010292:Paresthesia / Q000209:etiology; D012021:Reflex, Abnormal / Q000209:etiology