The toxic amblyopias: their classification, history, symptoms, pathology, and treatment . e optic nerves. Albumin and tube-castswere present in the urine. Nettleship also describes thepresence of fine guttate choroidal, or choroido-retinalchanges at the central region in a certain proportion ofhis tobacco cases, but regards them onlv as coincidences. The visual field in tobacco-amblyopia, as, indeed, inall forms of intoxication-amblyopia, presents interestingfeatures. Briefly, they are as follows : The peripheral boundaries of the visual field are nor-mal, and there is a color-scotoma, especia
The toxic amblyopias: their classification, history, symptoms, pathology, and treatment . e optic nerves. Albumin and tube-castswere present in the urine. Nettleship also describes thepresence of fine guttate choroidal, or choroido-retinalchanges at the central region in a certain proportion ofhis tobacco cases, but regards them onlv as coincidences. The visual field in tobacco-amblyopia, as, indeed, inall forms of intoxication-amblyopia, presents interestingfeatures. Briefly, they are as follows : The peripheral boundaries of the visual field are nor-mal, and there is a color-scotoma, especially for red 1 Ophthalmic Hospital Reports, 1886-87, xi., p. 360. 2 See discussion on toxic amblyopia, Trans. Ophth. Soc. of the UnitedKingdom, 1887, vii. 3 Trans. Ophth. Soc. of the United Kingdom, 1887, vii., pp. 81-90. AMBLYOPIA FROM THE ABUSE OF TOBACCO. 75 and green, which is usually oval in shape, and is situ-ated between the point of fixation and the blind colors are not recognized in their true character inthis area; green appears dirty white; red, brownish. Fig. Fig. 16. M 90 R. E.
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Keywords: ., bookauthordeschwei, bookcentury1800, bookdecade1890, bookyear1896
