Purpose: Congenital epiphora can be related to anomalies of the nasolacrimal duct. This study aimed to assess the distal end of the nasolacrimal duct and the outcomes of endoscopic treatment in ...

Medically reviewed by Christine L. Larsen, MD Eye crust forms when mucus, oils, and debris accumulate, often during sleep. This buildup is a normal part of the eye's maintenance process. However, ...

What is sleep crust?. American Association for Pediatric Ophthalmology and Strabismus. Nasolacrimal duct obstruction. Perez Y, Patel BC, Mendez MD. Nasolacrimal duct obstruction. In: StatPearls.