What is the X in X-mas?
angle-closure glaucoma n.
Primary glaucoma in which increased pressure occurs because outflow of the aqueous humor is mechanically prevented by contact of the iris with the trabecular drainage meshwork and the peripheral cornea. Also called narrow-angle glaucoma.
glaucoma glau·co·ma (glou-kō'mə, glô-)
Any of a group of eye diseases characterized by abnormally high intraocular fluid pressure, damaged optic disk, hardening of the eyeball, and partial to complete loss of vision.