[Anal fissure].
D003286:Contracture / Q000209:etiology; D003672:Defecation; D003937:Diagnosis, Differential; D004564:Electrocoagulation; D005401:Fissure in Ano; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D009437:Neuralgia / Q000175:diagnosis; D010146:Pain / Q000209:etiology
La fissure anale.