Table 5.

Comparison of number of positive lymphoma lesions detected by FDG-PET/CT, FDG-PET/MRI, and WB-DW-MRI

	PET/CT = PET/MRI	WB-DW-MRI	Detectability rate with WB-DW-MRI	P value
Lesions detected	188	125	66.5 %	<0.001
Nodal disease	170	115	67.6 %	<0.001
Extranodal disease	18	10	55.6 %	0.004
Staging	113	73	64.6 %	0.008
Restaging	75	52	69.3 %	0.010
Interim	16	9	56.3 %	0.169
End of treatment	12	6	50.0 %	0.083
Surveillance	47	37	78.7 %	0.058
High-grade	127	81	63.8 %	0.003
Low-grade	61	46	75.4 %	0.032
HD	66	40	60.6 %	0.006
DLBCL	61	41	67.2 %	0.009

Abbreviations: HD Hodgkin’s disease, DLBCL diffuse large B-cell lymphoma