A swelling on the buttocks accompanied by obvious pain, buttocks accompanied by abscesses, the most important thing to do is to carry out ultrasound examination, clear the specific nature of the abscess, the scope of the size, etc., do not blindly apply heat. If it is clear that the simple swelling can be localized hot compresses; if for the abscess and accompanied by the surrounding rupture, is not localized hot compresses. 1. Buttocks on the bag without local skin breakage, can be relieved by local hot compresses, through the way of hot compresses to help accelerate local blood circulation, can promote the absorption of inflammation subside. 2. If there is a local abscess on the buttocks with skin breakage, can not be dealt with directly through hot compresses, too much contact with water may cause infection, you need to be first through the local application of anti-inflammatory drugs to relieve, if necessary, need to be incised and drained. The swelling on the buttocks accompanied by obvious pain, ulceration, the need for timely medical observation, under the guidance of clinicians for standardized treatment, do not blindly deal with their own, so as not to delay or aggravate the condition.