Anatomic and Functional Brain Imaging in Alzheimer's Disease / Table 7

TABLE 7. rCBF in occipitotemporal visual association areas in AD

patients and normals performing control or face-matching tasks^a

^Parameter	^Normals	Alzheimer patients
^{Control task}
rCBF ratio^b	0.81 ± 0.02	0.74 ± 0.02^c
rCBF (ml/100 g/min)	52.5 ± 3.0	45.0 ± 4.1

Face-matching task rCBF (ml/100 g/min)	59.0 ± 3.2	50.7 ± 4.2

Difference, face matching- control task
rCBF (ml/100 g/min)	6.52 ± 0.82	5.63 ± 1.43

^aFrom ref. 67.

^bRatio of rCBF in occipitotemporal visual association areas (Brodmann

19 and part of 37) to rCBF in primary occipital area (Brodmann 17).

^cMean ± SE differs significantly from normal mean, p < 0.05.