There is no concept of sinus hypertrophy, it could be sinusitis, anal papilla hypertrophy. Anal sinusitis is characterized by incomplete bowel movement, swelling, pain, anal itching, and so on. Anal papilla hypertrophy manifested as foreign body sensation, swelling, pain, itching and so on. 1. Anal sinusitis, acute phase often manifested as incomplete defecation, anal canal has obvious feeling of falling, pain, accompanied by itching around the anus. Chronic sinusitis has no obvious symptoms. Anal sinusitis may also cause perianal abscess, anal fistula. 2. Anal papillae hypertrophy, due to chronic inflammation stimulation leads to anal papillae enlargement, most of them are accompanied by sinusitis, anal papillitis, manifested as a foreign body sensation in the anus, distension and pain, itching discomfort. Anal palpation, can touch the enlarged anal papilla. Considering that there are perianal sinus lesions, timely visit to the hospital, clear diagnosis, timely intervention and treatment, to avoid causing other perianal disorders. Patients should pay attention to keep the bowel movement, do not eat spicy and stimulating food, and develop good living and eating habits.