If there is yellow water leakage from the anus, the first thing to consider is the occurrence of anal fistula, which is mainly a perianal abscess infection that breaks out on its own, or a tube left after artificial incision, the main symptom is that there is an ulcer in the anus, and the location of the ulcer will have the performance of flowing pus and water, which is the leakage of yellow water, and also when there are hemorrhoids, anal fissure, common diseases at the anus, it is also easy to stimulate the anus to have If you have a fistula, you can go to the hospital and get a clear diagnosis, usually by visual examination of the anus and anoscopy. If it is determined to be an anal fistula, it needs to be treated by surgery. If it is caused by hemorrhoids, anal fissures and other diseases, you can consider the symptomatic treatment of local medication, using Chinese medicine for fumigation and sitz bath, with creams and plugs into the anus for treatment, usually you can do the action of lifting the anus, which is a collection and release of the anus, also conducive to the improvement of symptoms.