Agger nasi cell mucosal autograft for lacrimal sac reconstruction during endonasal dacryocystorhinostomy

A mucosal autograft composed of agger nasi cell mucosa was used to reconstruct the lacrimal sac mucosa in a young woman with a cicatrised lacrimal sac and obstructed nasolacrimal system. The patient had undergone a previous external dacryocystorhinostomy (DCR), dacryocystectomy and revision mechanical endonasal DCR. There was persistent epiphora and at further mechanical endonasal (MEN) DCR it was noted that only a small cuff of lacrimal sac...