Presurgical and postsurgical neurophysiological data*
| Neuropsychological Measure* | Presurgical Performance | Postsurgical Performance |
|---|---|---|
| Language | ||
| Boston Naming Test (z) | 0.78 | 1.00 |
| Controlled Oral Word Association (percentile) | 25th–75th | 25th–75th |
| WASI: vocabulary subtest (ss) | 14 | NR |
| WASI: similarities subtest (ss) | 13 | NR |
| Visuospatial functions | ||
| WMS-III Spatial Span (ss) | 10 | 12 |
| JOLO (percentile) | <1st | 40th |
| Benton Facial Recognition (percentile) | 33rd–59th | 33rd–59th |
| HVOT (T) | 53 | 58 |
| WASI: block design subtest (ss) | 7 | 8 |
| WASI: matrix reasoning subest (ss) | 11 | 10 |
| Nonverbal learning and memory | ||
| BFLT Total Learning (z) | −3.46 | −2.1 |
| BFLT Delayed Recall (z) | −2.59 | −2.5 |
| BFLT Recognition Discriminability Index | 89% | 89% |
| GFMT Immediate Recognition (percentile) | 10th–20th | 50th |
| GFMT Delayed Recognition (percentile) | <1st | <5th |
| Verbal learning and memory | ||
| CVLT Total Learning (T) | 38 | 64 |
| CVLT Delayed Recall (z) | 0 | 1.5 |
| CVLT Recognition Disriminability Index | 98% | 98% |
| PMT Immediate Recognition (z) | 0.3 | 0.3 |
| PMT Delayed Recognition (z) | 0.4 | 0.4 |
Note:—WASI indicates Wechsler Abbreviated Scales of Intelligence; NR, task not repeated on follow-up evaluation; WMS-III, Wechsler Memory Scale-III; BFLT, Biber Figure Learning Test; GFM, Graduate Facial Memory Test; CVLT, California Verbal Learning Test; PMT, Pseudoword Memory Test; HVOT, Hooper Visual Organization Test; JOLO, Judgement of Line Orientation.