Showing posts from April, 2018


Dacryocystitis is an infection of the tear sac (lacrimal sac) in the inner corner of your eye. Tears drain through this sac as they leave your eyes. Tears help keep your eyes hydrated, clean, and free of bacteria. The lacrimal glands underneath your upper eyelids produce tears, which travel through small openings to the front of your eye. Every time you blink, the tears spread across your eyes. To make room for new tears, the fluid drains out of your eyes through small holes, called puncta, in the corners of your upper and lower eyelids. Then it drains through the nasolacrimal sac into the tear duct (lacrimal duct) and into the back of your nose. Infections are usually caused by a blockage in the lacrimal duct that allows bacteria to build up inside the tear sac. Dacryocystitis is most common in babies, who can be born with a blockage of the tear duct. This is called congenital dacryocystitis. Middle-aged women are more likely than men to have a blockage because their duct is naturally na…