Glaucoma: This is caused by an abnormal rise in pressure in the eyes that damages the optic nerve and results in defectivevision and narrowed visual field.
青光眼：眼球压力过高导致视觉神经受破坏，患者的视力下降及视野缩窄。
2
This is something like a person who has defective eyesight and is seeing spots and all sorts of illusions, and goes to an ophthalmologist to correct his vision.