18F-FDG PET/CT in patients with polymyositis/dermatomyositis: correlation with serum muscle enzymes

EJNMMI Reports

Table 1 Clinical data and ¹⁸F-FDG PET/CT findings for 28 patients with PM/DM

Patient No.	Age (years)/sex	PM/DM	CK (U/l)	Aldolase (U/l)	Number of positive regions	Positive uptake in muscles*									Total score	Mean SUVmean**	Mean SUVmax***
Patient No.	Age (years)/sex	PM/DM	CK (U/l)	Aldolase (U/l)	Number of positive regions	U	S	M	C	UT	LT	L	B	T	Total score	Mean SUVmean**	Mean SUVmax***
1	52/F	DM	27	8.5	1									□	2	0.80	1.26
2	68/F	DM	392	5.2	12		□	□	□		□	□	□		16	1.29	1.88
3	55/F	DM	83	10.6	1		□								2	0.85	1.33
4	58/F	DM	443	7.8	6	□	□		□						6	1.17	1.69
5	59/F	DM	45	4.6	0										0	0.79	0.94
6	77/F	DM	174	20.1	0										0	0.79	0.91
7	71/M	DM	270	27.6	18	□	□	□	□	□	□	□	□	□	29	1.92	2.70
8	44/F	DM	79	8.1	15	□	□	□		□	□	□	□	□	29	1.48	2.17
9	68/F	PM	1692	15.8	13	□	□	□	□		□		□	□	13	1.39	1.78
10	56/F	DM	3284	31.6	17	□	□	□	□	□	□	□	□	□	23	1.41	1.82
11	46/M	DM	2583	18.1	12	□	□	□	□				□	□	20	1.87	2.83
12	53/F	DM	3329	38.0	12	□	□	□			□		□	□	20	1.93	2.68
13	69/F	PM	3946	59.5	14	□	□	□	□	□			□	□	22	1.58	1.92
14	67/F	PM	362	9.8	0										0	1.01	1.24
15	68/F	PM	2811	33.2	4								□	□	4	1.19	1.44
16	70/F	PM	1481	18.8	6		□						□	□	6	1.03	1.31
17	58/M	PM	75	6.3	0										0	0.75	0.90
18	65/F	DM	1302	25.2	2								□	□	2	0.95	1.15
19	47/F	DM	660	19.4	18	□	□	□	□	□	□	□	□	□	35	1.46	2.03
20	64/M	PM	2029	42.6	18	□	□	□	□	□	□	□	□	□	29	1.83	2.29
21	70/F	PM	236	5.8	18	□	□	□	□	□	□	□	□	□	21	1.51	2.16
22	70/F	PM	215	9.1	16	□	□	□	□	□	□		□	□	26	1.40	1.84
23	43/F	DM	37	8.2	0										0	0.74	0.90
24	42/M	DM	92	8.1	15	□	□	□	□	□	□		□	□	21	1.33	1.80
25	63/F	DM	3207	53.1	18	□	□	□	□	□	□	□	□	□	36	2.00	2.70
26	59/M	DM	354	11.1	18	□	□	□	□	□	□	□	□	□	32	1.68	2.35
27	58/F	PM	601	24.0	18	□	□	□	□	□	□	□	□	□	34	2.03	2.90
28	60/F	DM	210	18.4	18	□	□	□	□	□	□	□	□	□	24	1.51	1.91

*The regions of positive ¹⁸F-FDG at least in either side of the region are indicated by open squares
**Average SUVmean obtained for the 18 muscle regions
***Average SUVmax obtained for the 18 muscle regions
PM/DM polymyositis/dermatomyositis, CK creatine kinase, SUVmean mean standardized uptake value, SUVmax maximum standardized uptake value, U upper arms, S shoulders, M sternocleido-mastoid muscles, C paraspinal muscles of cervical level, UT paraspinal muscles of upper thoracic level, LT paraspinal muscles of lower thoracic level, L paraspinal muscles of lumbar level, B buttocks, T upper part of the thighs