Itchy anus after pooping may be caused by the following reasons: diet, anal disease, perianal eczema, parasites, etc.
1. Diet: if you eat some stimulating food, such as chili, garlic, onion, etc., when defecating, some of the residues of these foods may stimulate the mucous membrane of the rectum or anal skin, itching may occur.
2. Anal diseases and perianal eczema: if the occurrence of hemorrhoids, rectal prolapse and other diseases, defecation, local secretions, secretions will stimulate the skin, resulting in itching; and the occurrence of perianal eczema, stool stimulation of the lesion skin, can also lead to anal itching.
3. Parasites: If there are parasites in the intestinal tract, such as pinworms, roundworms, etc., when the patient defecates, the eggs of parasites will stimulate the rectal mucosa and anal skin, which will lead to anal itching.
The patient can go to the hospital, you can improve the relevant examination, such as anoscopy, stool routine, etc., clear diagnosis and follow the doctor’s instructions for treatment.