The anatomical structure that carries tears from the lacrimal sac to the nasal cavity.

An area that is often subject to blockage, leading to excessive tearing.

अवरोध के लिए प्रवण क्षेत्र

English Usage: "Blockage in the naso-lacrymal duct can cause chronic epiphora."

Hindi Usage: "नासो-लैक्रिमल डक्ट में अवरोध क्रोनिक एपिफोरा का कारण बन सकता है।"