Objective To report a surgical technique for treatment of preauricular fistula for lowerecurrence ratand discuss on factors relevant to the prognosis. Method This is a retrospective analysis of clinical data from 187 patients with pre.auricular fistula who underwent en bloc excision from August 2006 to November 2012 at the Affiliated Hospital of Luzhou Medical College. En bloc fistula resection was bounded by the superficial temporalis fascia, helix perichondrium and cra.nio-auricular groove. Results Among ...