Remarks on one hundred and fifty operations for extraction of cataract / by Charles Higgens.

  • Higgens, Charles, 1846-1920.
Date:
1879
Catalogue details

Licence: Public Domain Mark

Credit: Remarks on one hundred and fifty operations for extraction of cataract / by Charles Higgens. Source: Wellcome Collection.

Provider: This material has been provided by UCL Library Services. The original may be consulted at UCL (University College London)

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    ON ONE HUNDEED AND EIETY OPEEATIONS EOR EXTRACTION OF CATARACT. BY CHARLES HIGaENS, E.R.C.S.E., OPHTHALMIC ASSISTANT SITKGEON, GUY'S HOSPITAl; LECTUEER ON OPHTHALMOLOGY, QTTY'S HOSPITAL MEDICAL SCHOOL. (Received January 14th—Read March 11th, 1879.) In tlie table which accompanies this paper I have put down the leading facts with the results of a hundred and fifty extractions of cataract performed on a hundred and thirty patients; in the table two numbers bracketed together signify two eyes of the same individual. Seventy-one of the patients were males and fifty-nine were females. The results are comprised under three heads : successful, partially successful, and failure. Under the first are placed all eyes that could read print varying in size from D = 0*5, to D = 4 of Snellen's test types at a distance of from 20 cm. to 50 cm,, and had vision for distance = |-to ^/Vj or could tell the time on a watch within a fortnight or three weeks of the operation, aided in eacb case by a suitable convex lens. As far as No. 112 in the table the old edition of Snellen's types and lenses numbered by focal lengths were used, in