[Skip to Content]
[Skip to Content Landing]
Article
September 12, 1891

THE VALUE OF WEAK CYLINDERS FOR THE RELIEF OF EYE MUSCLE STRAIN.Read in the Section on Ophthalmology, at the Forty-second Annual Meeting of the American Medical Association, held at Washington, D. C. May, 1891.

JAMA. 1891;XVII(11):397-400. doi:10.1001/jama.1891.02410890009001a

This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.

Abstract

Three years ago I read a paper before the ophthalmological section of the American Medical Association, on the value of 0.25 D. cylinder in the correction of the lesser grades of astigmatism. My additional experience confirms the position which I then took.

The annoyance occasioned by eye muscle strain demands recognition from complaining patients whose heads will ache when the eyes are much used. All astigmatic eyes do not suffer in like proportion. There are three factors at work that bring about annoyance. The first is the amount of eye work required by a badly shaped cornea; a second factor is the degree of fault; and a third is found in the nervous susceptibility of the patient.

As to the first condition, the amount of work required. The majority of astigmatic eyes only exhibit the trouble under forced application. Eyes which have done faithful and painless duty for many years

First Page Preview View Large
First page PDF preview
First page PDF preview
×