Glaucoma *A paper read to Bristol Medico-Chirurgical Society.


The word glaucoma comes from the Greek word yeaning "sea-green" because of the greenish appearance of the iris and pupil in an acute attack when seen through the oedematous cornea. It was known in "e time of Hippocrates (460?360 B.C.) as a cause of one type of blindness. In the time of Galen (130? ^?0 A.D.) the rise in intraocular pressure in glaucoma ^as recognised. In 1622 Banister first described absoute glaucoma as a very high tension, no perception of J9ht and dilated pupil, but it was not till 1830 that William Mackenzie, the great Scottish clinician, in his ??k "Treatise on the Diseases of the Eye" finally s?Parated glaucoma from cataract as different causes blindness. Glaucoma is now a relatively common eye condition. he incidence of primary glaucoma has been reported 'n Several surveys (South Wales, Birmingham, Bed'0rd) carried out from 1963-6 to be about 0.5% of the general population: e.g. In South Wales among 4,600 People, 24 had chronic glaucoma, 7 of these not preUsly diagnosed. What is Glaucoma? Glaucoma is defined as a condition in which the raocular pressure is raised above normal. This is e ?f a|| cases 0f acute anc) most cases of chronic,


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