On the morbid sensibility of the eye, commonly called weakness of sight / by John Stevenson.

  • Stevenson, John, 1778-1846?
Date:
1811
Catalogue details

Licence: Public Domain Mark

Credit: On the morbid sensibility of the eye, commonly called weakness of sight / by John Stevenson. Source: Wellcome Collection.

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

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    t ] must beg just to intimate, that by the disease termed by Hippocrates, amblyosmos; by Aretaeus, amblytes ; by AEtius, visus debilis; by Boerhaave, visus hebetudo ; and by some French writers, vue confuse, faiblesse de la vue, and mauvaise vue, is not to be understood the same complaint which is described in this Dissertation, tinder the name of weakness of sight, but rather an indistinctness of vision, or abso* 7 c t lute and complete amhliopy.* This ocular complaint, properly called Dul- ness of sight, I must briefly notice, because I have known it confounded with weakness of sight, although it is in fact the very reverse; and depends not upon an excess, hut a posi- tive want, of sensibility of the retina. • * Ambliopia est visus debilitas sine admodiun visi- bili oculi vitio. Myopes ct presbytes in cert/i objecli distantia solummodb confuse vident: nyctalopes efc heineralopes certo diei tempore tantum male vident, dt ambliopes in quavis distantia et quovis diei tern pore objecta debiliter discernunt. Plenck Doctrina dc Mor- bis Oculorum, p. 186.