- Regurgitation test
- NLD syringing
- Dacryocystography
- Fluorescein dye disappearance test (FDDT)
- lacrimal sac probing for infants below one year if age under General anesthesia
- External Dacryocystorhinostomy, in this procedure, we make an alternate passage for drainage of tear and secretions by creating an anastomosis between lacrimal sac and nasal cavity.


