How Glaucoma Works Normal 563058620

Tags: sign health healthy change medical line structure eye figure data pressure simple information disease Presentation lens science aging mechanism vision damage anatomy normal Linear description symptom disorder ophthalmology abnormal vitreous nerve glaucoma health care middle aged cross section human body Medical Examination visual acuity medical illustration optic nerve eye disease intraocular pressure health practice visual field defect blindness risk over 40s visual field narrowing atrial fluid