Nervous and mental diseases . Fig. 249.—Hysterical bilateral concentric contraction of visual fields (Tourette).. Fig. 250.—Concentric retraction of visual fields for colors usually found in hysteria. Red field inclosedthus: + + + ; white field, ; blue field, ; green field, - 1 1- (Souques). Accommodative errors in hysteria are sometimes encountered, by whichnear vision, particularly, is rendered faulty. To the same source havebeen attributed the monocular diplopia, polyopia, macropsia, and micropsiathat are occasionally met. In this condition, with the opposite eye cov-ered, the patient fixe
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Nervous and mental diseases . Fig. 249.—Hysterical bilateral concentric contraction of visual fields (Tourette).. Fig. 250.—Concentric retraction of visual fields for colors usually found in hysteria. Red field inclosedthus: + + + ; white field, ; blue field, ; green field, - 1 1- (Souques). Accommodative errors in hysteria are sometimes encountered, by whichnear vision, particularly, is rendered faulty. To the same source havebeen attributed the monocular diplopia, polyopia, macropsia, and micropsiathat are occasionally met. In this condition, with the opposite eye cov-ered, the patient fixes the gaze upon a pencil close to the eye. As it iswithdrawn, its image doubles, and at a greater distance a third may ap-pear, and they all increase in size, and again diminish as the pencil ap-proaches. Errors of curvature in the cornea must be excluded to renderthe symptom significant. HYSTERIA. 591 It has recently been recognized that, aside from complete bilateralblindness, the various forms of hysterical amblyopia are not present inbinocular vision. Even opening the unaffected eye, in the case of uni