Hemorrhoid surgery requires full exposure of the surgical site, so you will need to finish removing your pants. The common classifications of hemorrhoids are external, internal and mixed hemorrhoids. In the case of external hemorrhoids, they are prone to anal itching, anal discomfort and can cause anal foreign body sensation and anal swelling. Serious formation of external hemorrhoid thrombosis or inflammation and infection, will cause severe anal pain, easy to affect the normal life. Need to use the external hemorrhoid stripping or excision of surgery, so in the operation, in order to fully expose the scope of the operation, it is necessary to take off the pants, conducive to the operation. Internal hemorrhoids are caused by varicose veins in the rectum, often due to prolonged constipation, increased abdominal pressure, etc. The main symptoms are bleeding in the stool, prolapse of hemorrhoids, and so on, and the surgical procedure used is often ligation, circumcision, and so on. The operation site is in the anus, so hemorrhoid surgery also need to take off the pants, in order to facilitate the operation. Mixed hemorrhoids are a fusion of internal and external hemorrhoids, and have the characteristics of both internal and external hemorrhoids. The surgical operation is the same as that for internal and external hemorrhoids, so you will need to finish removing your pants during the operation as well. When hemorrhoids cause discomfort, it is recommended to seek medical attention, follow the doctor’s instructions for further examination, and choose whether surgery is needed according to the doctor’s instructions. In terms of diet, do not eat spicy and irritating food, do not sit for a long time and squat, do more anal lifting exercises.