Anal swelling after diarrhea belongs to the common reaction of diarrhea, because too much diarrhea or too many stools, the anal area will appear swelling. Diarrhea when the anus itself will have a feeling of urgency, that is, the patient will have a particularly strong sense of stool, when the real squatting diarrhea and discharge is very little, sometimes there is a discharge or want to discharge but can not be discharged. Encountered this situation, it is best to take oral treatment of diarrhea under the guidance of the doctor’s medication to relieve, not serious to eat a course of medication can be, if the long-term are like this, you should immediately go to the hospital to do a comprehensive examination to see what exactly caused, in order to prevent the aggravation of the condition.