When you are in a meeting, shopping or having dinner with friends, a sudden itch in your anus is simply devastating! What exactly is the embarrassing itchy anus? When you feel the anal itching, we usually think that it is because the underwear has not been changed for too long? The actual fact is that you will be able to get a good deal on your own. The actual fact is that you will be able to get a lot more than just a few of these. In fact, we think of these are external factors. The cause of anal itching is more complex, on the whole, can be divided into local factors, systemic factors, anorectal and perineal diseases in three areas. Local factors 1, anal skin disease: anal eczema, neurodermatitis, contact dermatitis, seborrheic dermatitis, warts, ringworm, folliculitis or rectal fecal residue attached to the skin folds around the anus, etc., can cause anal itching. 2, parasitic diseases: such as roundworms, pinworms, pubic lice, etc., can cause anal itching. Systemic factors 1, mental factors: some due to panic, depression, abnormal mental excitement or neurasthenia, can induce anal itching. 2, drug-related effects: some can be due to cast morphine, quinine, arsenic, anesthetics, antibiotics and other drugs, and anal itching. 3, the cause is unknown: can not find a specific cause of anal itching, called spontaneous itching, some people believe that this is related to family genetic factors. 4, allergic reactions: if some people eat fish, shrimp, eggs, crab meat, etc. can cause allergic reactions; there are also people because of drinking alcohol, eating chili, mustard, spices and other irritating foods, these foods can cause anal itching. Anorectal and perineal diseases 1, perineal diseases: urethritis, prostatitis, vaginitis, uterine prolapse, etc. can also lead to anal itching. 2, anorectal diseases: such as anal fissure, anal fistula, hemorrhoids, prolapse, anal incontinence, anal sinusitis, anal papillitis, etc. can cause anal itching due to inflammatory stimulation, increased anal gland secretions, anal dampness and stimulation of the skin. How can we effectively deal with anal itching? 1, avoid inappropriate self-treatment: many anal itch disease patients do not want to go to the hospital, take improper self-treatment, such as scalding with hot water, external use of high concentrations of corticosteroids or containing anti-irritant drugs, the purchase of some crude home physiotherapy equipment self-medication, these methods are harmful, only a temporary suppression of itching, resulting in prolonged lesions increased, patients should be advised to stop using. 2, pay attention to hygiene, do not eat or eat less irritating food: such as spicy food, strong tea and coffee, strong wine, etc.. Clothing should be loose fitting, close underwear to cotton fabric is good, pay attention to the sun drying, drying underwear indoors is difficult to play a role in sterilization. 3, pay attention to the local cleanliness of the anus: often wash the perianal skin, change underwear regularly, and prevent constipation. Less sitting more active body, so as not to cause the lower body hot and humid triggering bacteria breeding. Do the above prevention and treatment method, if the anal itching is not lifted or alleviated, then we must consider the body lesions, at this time you have to go to the doctor, and then embarrassing parts of the symptoms we can not be sloppy, hiding the self-solution is not a viable way, only to find out the cause, in order to completely get rid of the trouble!