Table 1:

Clinical condition: dementia and movement disorders

	MRI, Brain		CT, Head		PET, Brain	SPECT, Brain	MRS, Head	fMRI, Head
	Without Contrast	Without and With Contrast	Without Contrast	Without and With Contrast	PET, Brain	SPECT, Brain	MRS, Head	fMRI, Head
Probable AD	8	7	6	4	6^a	5^a	4	2^b
Possible AD	8	8	6	5	7^a	6^a	4	2
Suspected VaD or mixed VaD and AD^c	8	8	6	5	6^a	5^a	2	2
FTD	8	8	6	4	7^a	6^a	4	2
DLB	8	8	6	5	7^a	7^a	3	2
Suspected prion disease (CJD, iatrogenic CJD or vCJD)	8^d	8^d	6	5	5^a	5^a	5	2
Suspected NPH^e	8	8	6	5	N/A	N/A	3	N/A

Note:—MRI indicates MR imaging; MRS, MR spectroscopy; fMRI, functional MRI; NA, not applicable. Appropriateness criteria scale from 1 to 9; 1, least appropriate; 9, most appropriate.
^a For problem solving.
^b For research purposes.
^c MRA, head and/or neck; CT angiography, head and/or neck; and ultrasound, carotid, duplex = ratings of 6.
^d Includes DWI.
^e Cisternography = rating of 6.