When a gynecologist has chronic pelvic inflammatory disease, the doctor will order the patient to do a hot compress on the lower abdomen. The tool of hot compress may be hot water bag, or may be coarse salt fried hot in the pocket, put on the lower abdomen, the temperature is much higher than the body temperature, will cause local skin sweating phenomenon, so when the hot compress will have the phenomenon of water, this is a normal phenomenon. The hot compress will improve the local blood circulation and speed up the local metabolism, which will promote the absorption of inflammation, so when there is inflammation in the pelvis, the hot compress will reduce the corresponding clinical symptoms. It is also recommended to take oral medication while applying hot compresses, for example, if you have chronic pelvic inflammatory disease, you can take oral vajra capsules for 15-20 days to achieve a very good therapeutic effect.