125 Etiology in Lesion-Symptom Mapping: Tumor vs. Stroke Table 2. Detailed descriptions of the anatomical location of significant voxels identified by the SVR-LSM analyses Anatomical location Hem Direct recall Delayed recall Recognition Letter fluency Semantic fluency T S T S T S T S T S Grey matter regions Precentral gyrus L 7.2 14.9 1.1 Superior frontal gyrus, dorsolateral R a a a a a Middle frontal gyrus R 11.7 a 2.8 Inferior frontal gyrus. opercular L 24.4 a 7.1 Inferior frontal gyrus. opercular R 1.9 24.8 Inferior frontal gyrus. triangular L a a a 12.5 a a Inferior frontal gyrus. triangular R 4.6 Rolandic operculum L 7.4 16.4 Insula L 20.7 7.7 Hippocampus L 60.7 a 44.6 a 58.5 a a a Parahippocampal gyrus L 24.8 a 15.7 a 19.7 a a a Amygdala L a a 6.6 a a a Calcarine fissure L a 6.2 a a a a Lingual gyrus L 14.2 a 8.2 a 5.4 a a a Fusiform gyrus L 10.0 a 10.0 a 14.4 a a a Caudate nucleus L 9.9 Putamen L 21.0 18.7 16.5 Thalamus L 7.2 a a 6.0 a a a Heschl gyrus L 15.4 Middle temporal gyrus L a a 24.6 a a a 5
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