High complex anal fistula surgery may be successful, but can not be generalized, its surgical treatment results and recovery vary from person to person. High complex anal fistula compared to simple anal fistula, the probability of success of an operation is relatively small, due to the location of the fistula, the number of multiple, individual fistula tiny, etc., walking complex, line fistulotomy or excision of some fistula may not be able to completely excise, or cause postoperative anal incontinence, then you need to line hanging line surgery, can not avoid the possibility of a second or more operations. If the anorectal surgeon has experience, high level, for the fistula can accurately find and one-time fistula internal orifice removal clean, in addition, the patient also need to actively cooperate with the postoperative care, medication and other treatments, the doctor and the patient work together, at this time, high complex anal fistula one-time surgery can greatly increase the probability of success. Clearly the fistula route, as well as the location and number of the internal mouth, the patient’s active cooperation, can reduce the recurrence rate after surgery, to achieve better treatment results. High complex anal fistula, please go to the regular hospital anorectal department in time, and actively diagnosis and treatment, in order to avoid adverse consequences.