Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.

Definition of Dacryocyst

Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026

Dacryocyst: The lacrimal sac; tear sac. The dilated (widened) upper end of the nasolacrimal duct, the passageway that allows tears to drain into the nasal cavity.