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JAMA. 1896;XXVII(20):1037-1040. doi:10.1001/jama.1896.02430980009001e.
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Judged by its literature, the causation of glaucoma is unsettled. No effort to harmonize undoubted facts has met with general support. Whether glaucoma is a deformity or a disease, remains an open question. Thus Priestly Smith and his followers claim that glaucoma is a deformity of the eyeball, that an engorgement of the blood vessels in the posterior chamber pushes forward the lens and crowds the ciliary body and iris into the anterior angle, effectually blocking the outlet from the eye for the intraocular secretion. From the resultant intraocular tension he deduces the phenomena of primary glaucoma. The failure of this view to account for glaucomatous attacks in the young, in persons having no iris, in cases of intraocular tumor or dislocated lens, etc., has prevented its universal acceptance.

Of those holding that glaucoma is a disease, part affirm that it is purely local; and part that it is the


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