The charge for anal color ultrasound is usually around 100 yuan. At present, the charges of the domestic tertiary hospitals are based on the part of the charge, such as perianal, perineal subcutaneous lesions, such as abscesses or nodules, the ultrasound examination with a superficial probe, ultrasound charges are generally 60 yuan for each part of the lesions belonging to the superficial organs. If the lesion is in the anus or rectum, the superficial probe can not be observed clearly, we have to use the cavity ultrasound examination, cavity ultrasound examination can observe whether there are nodules in the anus, whether there is dilation of blood vessels, the examination belongs to the cavity, the general fee is about 110 yuan.