To the Editor.
—Uitti et al1 reported a case of pure alexia without hemianopia, which they considered to be similar to the case reported by us.2 That letter deserves a comment.Pure alexia without hemianopia is a well-recognized entity to which Greenblatt3 has called attention under the title of "subangular alexia." Even the case reported by Déjérine4 had no hemianopia but did have hemiachromatopsia. Those cases have been interpreted as the result of the disconnection between the visual and the language areas, just as in the case described by Uitti et al.1Our patient2 is different from the above-mentioned ones, and seems to be unique, because alexia was confined to the right visual hemifield when letters and words were presented through a tachistoscope. This was interpreted as the result of the damage of associative visual areas of the left hemisphere (shown in the computed
Castro-Caldas A. Pure Alexia Without Hemianopia. Arch Neurol. 1985;42(11):1035–1036. doi:10.1001/archneur.1985.04060100013005
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