Study of Primary Surgical Treatment of Nasolacrimal Duct Obstruction in Children Less Than Four Years Old
Conditions
- Nasolacrimal Duct Obstruction
Interventions
- PROCEDURE: Nasolacrimal balloon catheter duct dilation
- PROCEDURE: Nasolacrimal intubation
- PROCEDURE: Simple Nasolacrimal duct probing
Sponsor
Jaeb Center for Health Research
Collaborators