title: Functional endoscopic sinus surgery.
abstract: Functional endoscopic sinus surgery (FESS) is a minimally invasive dissection technique of in which the air cells and ostia of the paranasal sinuses are opened under direct vision via an endoscope. This article considers the relevant surgical anatomy, indications, techniques and potential complications of FESS.
authors: Department of Otorhinolaryngology, Walton Hospital, Liverpool.
authors: A C
authors: AC
authors: Swift
mesh_terms: D004724:Endoscopy / Q000379:methods; D005005:Ethmoid Sinus / Q000033:anatomy & histology / Q000601:surgery*; D006801:Humans; D010254:Paranasal Sinus Diseases / Q000601:surgery*; D018579:Patient Selection; D011183:Postoperative Complications; D016896:Treatment Outcome