The toxic amblyopias: their classification, history, symptoms, pathology, and treatment.

  • De Schweinitz, G. E. (George Edmund), 1858-1938.
Date:
1896
Catalogue details

Licence: Public Domain Mark

Credit: The toxic amblyopias: their classification, history, symptoms, pathology, and treatment. Source: Wellcome Collection.

Provider: This material has been provided by the Harvey Cushing/John Hay Whitney Medical Library at Yale University, through the Medical Heritage Library. The original may be consulted at the Harvey Cushing/John Hay Whitney Medical Library at Yale University.

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    Left eye. The disk is oval ; a black line encircles it below; the same atrophic appearances which have been described upon the opposite side are visible. In the centre of each field of vision there was an abso- lute scotoma, irregular in outline; the peripheral bound- aries of the fields were not far from normal. (Fig. 8.) Fig. 8. Absolute central scotomas; peripheral boundaries of the field normal in extent. The patient was put upon ascending doses of iodide of potassium and strychnine. Later on he took nitro- glycerin and also a number of Turkish baths. In Sep- tember the gloniin was stopped and bichloride of mercury was administered. On the 21st of this month D = 20 could be picked out when held close to the eye. October 2d vision con- tinued about the same, but a more careful map of the field of vision presented the characters exhibited in Fig. 9 of the series, namely, in the right field an absolute scotoma, surrounded b}7 a broad ring-shaped area in which the loss of the perception of the object was not absolute, and beginning contraction in the supero-nasal quadrant. In the left field there was a central scotoma