Primary probing for congenital nasolacrimal duct obstruction has high success rate

The majority of eyes treated with primary probing for congenital nasolacrimal duct obstruction had successful outcomes after the first intervention, according to a study.The retrospective observational analysis, conducted at Royal Victoria Hospital in Belfast, Northern Ireland, included 246 eyes of 177 patients. All patients were younger than 10 years and treated for congenital nasolacrimal duct obstruction.