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. 2004 Jun;25(6):1041–1045.

Mean FA of a patient with vacuolating megalencephalic leukoencephalopathy and of control subjects

Region of Interest Mean FA
FA Decrease (%)
VML Patient Control Subjects (n = 2)
1 0.13 ± 0.04 0.14 ± 0.01 7.1
2 0.16 ± 0.01 0.21 ± 0.07 23.8
3 0.26 ± 0.05 0.34 ± 0.04 23.5
4 0.34 0.40 ± 0.08 15

Note.—FA indicates fractional anisotropy; VML, vacuolating megalencephalic leukoencephalopathy; locations of regions of interest are depicted in Figure 4.