Endonasal laser-assisted dacryocystorhinostomy.

Endonasal laser-assisted dacryocystorhinostomy allows relief of epiphora caused by nasolacrimal duct obstruction. It can be performed as a day-case procedure and has many advantages over conventional approaches. This article reviews conventional, endoscopic and laser-assisted dacryocystorhinostomy and describes the technical steps of an endonasal procedure.