Glaucoma... can be deadly if not checked

Acute angle closure glaucoma of the right eye. Note the mid sized pupil, which was nonreactive to light, and injection (nonuniform redness) of the conjunctiva. ICD- 10 H 40- H 42 ICD- 9 365 DiseasesDB 5226 MedlinePlus 001620 eMedicine oph/578 MeSH D005901 Glaucomais a term describing a group of ocular disorders with multi-factorial etiology united by a clinically characteristic intraocular pressure-associated optic neuropathy. [ 1 ]This can permanently damage vision in the affected eye(s) and lead to blindness if left untreated. It is normally associated with increased fluid pressure in the eye ( aqueous humour). [ 2 ]The term " ocular hypertension" is used for people with consistently raised intraocular pressure(IOP) without any associated optic nerve damage. Conversely, the term 'normal tension' or 'low tension' glaucoma is used for those with optic nerve damage and associated visual field loss, but normal or low IOP. The nerve damage involves loss of retinal ganglion cellsin a characteristic pattern. The many different subtypes of glaucoma can all be considered to be a type of optic neuropathy