TABLE 1:

Summary of the values of rCBF calculated by the I-123 IMP ARG method in sequential studies

Examination Date	ACA		MCA		PCA		WM		BG		Cellrb
Examination Date	Right	Left	Right	Left	Right	Left	Right	Left	Right	Left	Right	Left
November 30, 1999	54–60	57–65	58–62	59–63	54–67	48–60	40	45	79	87	64	66
December 20, 1999	30–36	33–37	33–36	33–37	35–40	32–38	22	21	42	48	42	40
February 9, 2001	35–45	48–60	36–43	58–70	36–46	49–61	29	42	45	54	56	51
February 20, 2001	45–60	43–56	47–59	46–68	50–59	46–56	36	27	56	67	64	65

Note.—ACA, cerebral cortex under anterior cerebral artery; BG, basal ganglia; Cellrb, cerebellum; MCA, cerebral cortex under middle cerebral artery; PCA, cerebral cortex under posterior cerebral artery; WM, semioval center.