Views on the etiology of perianal conditions based on the success of the new treatment for haemorrhoids.
D001004:Anus Diseases / Q000209:etiology*; D004106:Dilatation; D005401:Fissure in Ano / Q000209:etiology; D006484:Hemorrhoids / Q000209:etiology / Q000628:therapy*; D006801:Humans; D011127:Polyps / Q000209:etiology