Table 1. List of cases and MTVs measured with 11C-acetate and 18F-FDG.

FDG, fluorodeoxyglucose; MM, multiple myeloma; MTV, metabolic tumor volume; R-ISS, revised international staging system; sMM, smoldering multiple myeloma; SUV, standardized uptake value

Patient	Age (years)	Diagnosis	R-ISS stage	Threshold of SUV = 2.5		Threshold of SUV = 2.0
				11C-acetate (mL)	18F-FDG (mL)	11C-acetate (mL)	18F-FDG (mL)
1	68	MM	II	345.44	26.9	728.44	69.83
2	62	sMM	NA	174.77	0	468.24	5.45
3	40	sMM	NA	2.27	0	64.97	0
4	59	sMM	NA	142.46	0	311.16	0
5	69	MM	I	43.55	0	92.39	6.02
6	63	MM	I	28.55	0	145.05	0
7	69	POEMS	NA	166.59	0	400.25	2.03