The causes of loss of sight shortly stated and explained.

Date:
1832
Catalogue details

Licence: Public Domain Mark

Credit: The causes of loss of sight shortly stated and explained. Source: Wellcome Collection.

    8/16 (page 8)
    and continually irritate it, so as to cause inflammation of the eyeball, and sometimes to bring on specks on the transparent part of the eye. In other cases, the long con¬ tinuance of this disease produces a turning out of the eyelids, so that more or less of their internal surface is exposed to view. Th is is particularly apt to happen to the lower eyelids, and besides giving to the patient a very unseemly appearance, ren¬ ders the eye watery, and unable to bear any close employment of the sight. V. A fruitful source of loss of sight consists in injuries of the eyes, received in breaking stones, blasting rock, chipping iron, and the like. In many instances, complete extinction of vision, from some essential part of the eye being torn or otherwise destroyed, is the immediate effect of the injuries in question; as well as of severe blows on the eye, with sticks, the fist, &c. In other cases, the injured eye might be saved, were it not for the injudi¬ cious attempts made by ignorant persons, to remove particles of iron and the like, which have lodged on the surface of the eye. These attempts, (often rudely made, perhaps with a common penknife, by smiths, and others, totally unacquainted with the delicate and important nature of the parts on wTich they venture to operate, and not unfrequently made when there is actually nothing adhering to the eye, but merely the mark or stain left by the offend-