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L. W., a woman, aged 21, single, a factory worker, seen, March 2, 1931, complained of blindness of the left eye, which occurred suddenly a half hour before with no other symptoms. She said that everything "went black" before the left eye.
Examination showed the left eye to have no light perception. The right eye with correction had normal vision and normal field for white, color field not being taken. Malingering was easily disproved. In the dark room a bright light turned suddenly into the eye caused not the slightest blinking. A sudden motion as near as possible to the eye in a light room likewise was devoid of effect. Just before return of vision, the blinking reaction could be obtained.
The pupils were equal, about 3 mm. in diameter in a dim light and not much more than 3.5 mm. in the dark; they contracted but little in the
Emory L. Kniskern, Paul W. Kniskern. HYSTERICAL MONOCULAR AMAUROSIS. JAMA. 1931;96(26):2196. doi:10.1001/jama.1931.27220520003008b