Defects of sight and hearing : their nature, causes, prevention, and general management / by T. Wharton Jones.

  • Thomas Wharton Jones
Date:
1859
Catalogue details

Licence: Public Domain Mark

Credit: Defects of sight and hearing : their nature, causes, prevention, and general management / by T. Wharton Jones. Source: Wellcome Collection.

Provider: This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)

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    PRECAUTIONS IN THE USE OF EYE WATERS. 4t dients of eye-waters, viz., sugar of lead and lunar caustic, in regard to which a caution is necessary. A solution of sugar of lead is a popular eye-water, and in certain cases it would be an useful enough application, if it had not the insuperable objection of leaving an opaque white deposit on the surface of the cornea, if abraded. This bad effect may result even from a single application, and cannot be prevented. A solution of lunar caustic, again, dropped into the eye is, in numerous cases, a most valuable application, and, un- like sugar of lead, is not followed by any bad result if at all judiciously employed. But, it often happens, either from carelessness or ignorance, that the application is mis- used by being persisted in for a long time; the effect of wbich is, that the white of the eye and the inner surface of the lower eyelid are permanently dyed of a dark olive hue, or actually black, whilst the inflammation, for which the remedy was prescribed, is rendered chronic and incurable. [It has been found that a solution of hyposulphite of soda, (gr. x. ad si.) applied twice a day by means of an eye glass, will remove the discoloration of the conjunctiva by the nitrate of silver.] In applying eye-waters, an eye-glass is not to be recom- mended. It is best to bathe the eyes simply by means of a bit of soft linen rag, taking care to let the eye-water run into the eyes, and, by moving the eyelids upwards and downwards, to bring it freely into contact with then- in. ner surface. Patients should not of their own accord use any applica- tion to their eyes but water. In regard to whether the 4*