Probing of the nasolacrimal system using the endoscopic approach allows direct visualisation of the distal nasolacrimal duct, which facilitates diagnosis of the anomaly at this site.

Stent offers alternative to probing in nasolacrimal duct obstruction The technique may be useful in children older than 12 months. Issue: October 10, 2011. ByEmmanuel Racy, MD.

The success rate of nasolacrimal probing for congenital nasolacrimal duct obstruction was 77.3% after first probing and more than 90% after second probing, according to a study.The retrospective ...

Tear duct probing. If a tear duct doesn't open on its own by your baby's first birthday, the doctor can place a thin probe into the puncta to open the tissue covering the duct.

April 5, 2011 (San Diego, California) — Children with congenital nasolacrimal duct obstruction (CNLDO) might benefit from duct probing up to 5 years of age, investigators reported here at the ...

Świerczyńska M, Tobiczyk E, Rodak P, Barchanowska D, Filipek E. Success rates of probing for congenital nasolacrimal duct obstruction at various ages. BMC Ophthalmol. Published online October 8 ...

Tear Duct Probing. If your child's tear duct doesn't open on its own by age one, the doctor can do a procedure to remove the blockage. While your baby is asleep, ...