Definitions:

1. Inflammation of the lacrimal sac which typically occurs secondary to obstruction within the nasolacrimal duct and the resultant backup and stagnation of tears within the lacrimal sac. NOUN
   • Warm compresses and gentle massage helped to alleviate the inflammation and promote drainage from the lacrimal sac in cases of mild dacryocystitis.

Synonyms:

• canaliculitis
• lacrimal sac inflammation
• nasolacrimal duct infection
• tear duct infection