Bumps in the anus are mainly seen in the following diseases. Firstly, perianal inflammation. Perianal inflammation mainly manifests as red, swollen, painful and itchy perianal skin, as well as perianal rash, red rash, maculopapular rash and mossy changes. Mainly due to the blockage of sweat glands constitutes a secondary bacterial infection, the patient can be relieved of the symptoms by keeping the perineum clean and giving treatment such as Pyridoxine application. If the patient has skin damage caused by repeated prolapse of internal hemorrhoids and rectal mucosa due to mixed hemorrhoids, he can be given symptomatic treatment such as symptomatic treatment by abstaining from spicy food, potassium permanganate sitz bath, decongestion and Pirexone to relieve the symptoms. If the patient has greater anal swelling and pain, pressure pain, fluctuating sensation, swelling, consider perianal abscess, the patient needs to go to the hospital for consultation, and if necessary, the symptoms can be relieved after surgical removal.