Table 1.

Intelligence and memory test scores

	Patient 1 (E.A.)	Patient 2 (N.T.)	Patient 3 (R.F.R.)	Patient 4 (P.S.)
WAIS/WAIS-R
Verbal IQ	107	103	128	96
Performance IQ	101	99	110	90
Recognition Memory Test (ref. 9)
Words (n = 50)	29  (<1%)	35  (<5%)	31  (<1%)	23  (<1%)
Faces (n = 50)	27  (<1%)	25  (<1%)	32  (<1%)	27  (<1%)