Objective: To observe the clinical effects of external application of fresh O.dillenii Haw. on adjuvant treatment of periappendiceal abscess,and to explore its mechanism. Methods: 60 patients were randomly divided into the observation group and the control group,30 cases in each. The control group was treated with routine Western medicine,while the observation group was treated with external application of fresh O.dillenii Haw. on the basis. The recovery time of body temperature,disappearance time of abdominal pain,hospitalization time,treatment cost,WBC,NEUT and CRP levels before and after tr...