Egyptian Journal of Radiology and Nuclear Medicine

Table 2 MRI signals according to diagnosis in the study group

From: Diffusion-weighted magnetic resonance imaging in differentiation between different vertebral lesions using ADC mapping as a quantitative assessment tool

MRI	Diagnosis
MRI	Hemangioma (n = 6)	Metastases (n = 7)	Osteoporosis (n = 2)	P.O spond. (n = 1)	Pyogenic (n = 9)	TB (n = 2)	Trauma (n = 3)
T1 signal
Low	0	7 (100%)	1 (50%)	1(100%)	8 (88.9%)	1 (50%)	3 (100%)
Bright	6 (100%)	0	1 (50%)	0	0	0	0
Low with eroded end	0	0	0	0	1 (11.1%)	1 (50%)	0
P .value	0.0250*
T2 signal
Bright	3 (50%)	1 (14.3%)	2 (100%)	1 (100%)	0	0	0
Heterogeneous	0	6 (85.7%)	0	0	9 (100%)	2 (100%)	3 (100%)
Intermediate	3 (50%)	0	0	0	0	0	0
P .value	0.0023*
Contrast injection
Cases with contrast	0	5 (71.4%)	0	1 (100%)	8 (88.9%)	2 (100%)	0
Cases without contrast	6 (100%)	2 (28.6%)	2 (100%)	0	1 (11.1%)	0	3 (100%)
T1 enhancement
Simple	0	3 (42.9%)	0	1 (100%)	1 (11.1%)	0	0
Epidural collection	0	2 (28.6%)	0	0	7 (77.8%)	0	0
Para spinal collection	0	0	0	0	0	1 (50%)	0
Epidural and para spinal	0	0	0	0	0	1 (50%)	0
P .value	< 0.0001*
DWI signal
Bright	0	7 (100%)	0	0	9 (100%)	2 (100%)	3 (100%)
Low	6 (100%)	0	1 (50%)	0	0	0	0
Iso- to hyper-intense	0	0	1 (50%)	0	0	0	0
Iso- to hypo-intense	0	0	0	1 (100%)	0	0	0
P .value	0.0001*
ADC
Mean	1.81	0.96	2.10	2.00	1.84	0.65	2.16
SD	0.07	0.55	0.42	0.00	0.26	0.070	0.057
P value	< 0.001*

*P ≤ 0.05 is considered significant

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