Table 1.

CBF and CBV Overestimation From Single- and Multiple-Echo Perfusion Mapping

	All echoes	First echo	Second echo	Third echo
CBF (ml/100 g/min)
GM	52.61 ± 5.30	129.41 ± 11.07	74.06 ± 7.25	80.38 ± 6.37
WM	18.67 ± 3.26	36.13 ± 4.00	20.80 ± 3.45	27.56 ± 3.95
CBV (ml/100 g)
GM	5.06 ± 1.85	11.97 ± 3.67	7.64 ± 2.75	8.97 ± 2.59
WM	1.68 ± 0.94	2.71 ± 1.18	1.90 ± 0.96	2.76 ± 1.18