. Some points in the surgery of the brain and its membranes . avingproceeded beyond epilepsy and hysteria. He then hadoptic neuritis, right hemianopsia, and agraphia; theagraphia was not quite complete, for he could write hisown name, and he could write figures. He could identifyany letter, whether in scrip or print, but could notread a syllable, so that he was word blind, but not letterblind. He could add and subtract correctly, and writeand read figures, so that the case lends support to theview that there is a centre for numbers distinct fromthat for letters and words. The patient becamegra
. Some points in the surgery of the brain and its membranes . avingproceeded beyond epilepsy and hysteria. He then hadoptic neuritis, right hemianopsia, and agraphia; theagraphia was not quite complete, for he could write hisown name, and he could write figures. He could identifyany letter, whether in scrip or print, but could notread a syllable, so that he was word blind, but not letterblind. He could add and subtract correctly, and writeand read figures, so that the case lends support to theview that there is a centre for numbers distinct fromthat for letters and words. The patient becamegradually worse and died in August 1891. At theautopsy a large glioma was found in the left hemisphere,occupying the white matter of the occipito - parietalregion ; it came to the surface on the external aspectat the angular gyrus, which it had destroyed, and on X 3o6 SOME POINTS IN THE SURGERY the internal aspect at the lower part of the quadrilaterallobule. It had evidently destroyed the optic radiation. III. Marchand relates an interesting case of blindness. Fig. i6o.
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