Glaucoma Gloria — Glaucoma: Silent Peripheral Loss vs Acute Angle-Closure Emergency
She lost her side vision so slowly she never noticed — then one night her eye turned to stone

Gloria bumps into doorframes she swears moved. Tonight, in a dim theater, her right eye erupts with pain, lights grow rainbow halos, and she starts to vomit.
Gloria's aqueous humor cannot drain fast enough, so intraocular pressure climbs and slowly strangles the optic nerve. In open-angle glaucoma this is painless and gradual: peripheral vision disappears first, leaving tunnel vision, and lost vision never returns. Acute angle-closure glaucoma is the opposite — sudden severe eye pain, a rock-hard eye, halos around lights, a cloudy fixed mid-dilated pupil, nausea and vomiting. That is an emergency requiring pressure reduction within hours to save sight.
Read Glaucoma Gloria's full story →The story arc
The setup
Gloria is 68 with a family history of glaucoma and has skipped eye exams for years.
The turn
She keeps clipping doorframes and misses cars approaching from the side while driving.
The crisis
In a dark theater her pupil dilates, drainage is blocked, and she develops sudden severe eye pain, halos around lights, blurred vision and vomiting. The eye feels rock-hard.
The save
Gloria is treated emergently to lower pressure, then keeps daily drops for life and learns punctal occlusion technique.
NCLEX study section — Glaucoma: Silent Peripheral Loss vs Acute Angle-Closure Emergency
What this chapter is testing: the recognition cues, the numbers and the priority action.
Study section: Health Assessment
Take this chapter into practice questions on the same topic.