On the nature, symptoms, and treatment of the different species of amaurosis, or gutta serena.

  • Stevenson, John, 1778-1846?
Date:
1821
Catalogue details

Licence: Public Domain Mark

Credit: On the nature, symptoms, and treatment of the different species of amaurosis, or gutta serena. Source: Wellcome Collection.

Provider: This material has been provided by The University of Glasgow Library. The original may be consulted at The University of Glasgow Library.

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    Bearing in mind that a peculiar cast, or confirmed squint, is frequently owing to a defective action only of one of the external muscles of the eye-ball, to a leucomatous speck in the centre of the cornea, to sym- pathy with a disordered state of the primae viae, and to morbid habit acquired in early life ; when strabismus exists in connexion with impaired or lost sight, as a coinci- dence, and independent of any of the causes assigned above, it may be regarded as one of the least fallacious of the pathognomonic symptoms of Amaurosis. As such, we may avail ourselves of it as an useful guide to direct our judgment, in those cases especi- ally in which, from the absence of any visible defect, we are constrained to form our opinion in a great degree from the as- surances of the individual that he is blind, who has sometimes an interest in deceiving us. A preternatural state of dilatation and