Array ( [urn:ac.highwire.org:guest:identity] => Array ( [runtime-id] => urn:ac.highwire.org:guest:identity [type] => guest [service-id] => ajnr-ac.highwire.org [access-type] => Controlled [privilege] => Array ( [urn:ac.highwire.org:guest:privilege] => Array ( [runtime-id] => urn:ac.highwire.org:guest:privilege [type] => privilege-set [privilege-set] => GUEST ) ) [credentials] => Array ( [method] => guest ) ) ) 1naresh

Array
(
    [urn:ac.highwire.org:guest:identity] => Array
        (
            [runtime-id] => urn:ac.highwire.org:guest:identity
            [type] => guest
            [service-id] => ajnr-ac.highwire.org
            [access-type] => Controlled
            [privilege] => Array
                (
                    [urn:ac.highwire.org:guest:privilege] => Array
                        (
                            [runtime-id] => urn:ac.highwire.org:guest:privilege
                            [type] => privilege-set
                            [privilege-set] => GUEST
                        )

                )

            [credentials] => Array
                (
                    [method] => guest
                )

        )

)

Table 1: MR imaging parameters^{^a}
Sequence Matrix TR (ms) TE (ms) NEX FOV (cm) In-Plane Resolution (mm) Slice Thickness (mm) Acquisition Time (min: sec)
Axial T1 TSE 320 × 240 663 12 2 31 1.0 × 1.3 3.5 6:18
Axial T2 FS SPAIR 320 × 192 6220 83 2 31 1.0 × 1.6 3.5 7:52
Coronal T1 384 × 216 3160 9.9 1 36 1.0 × 1.7 3 3:49
Coronal PD SPAIR 320 × 224 4380 35 2 36 1.1 × 1.6 3 4:10
3D Coronal SPACE STIR 256 × 256 1500 119 1.4 38 1.5 × 1.5 1.5 8:23
Sagittal T2 Dixon (lumbar spine) 448 × 300 4160 83 2 28 0.6 × 0.9 3 3:59
Note:—PD indicates proton density; SPACE, sampling perfection with application-optimized contrasts by using different flip angle evolution (Siemens); FS, fat suppressed.
↵a All lumbosacral plexus MR imaging was performed on a 3T Magnetom Skyra (Siemens) scanner without contrast.

Sequence	Matrix	TR (ms)	TE (ms)	NEX	FOV (cm)	In-Plane Resolution (mm)	Slice Thickness (mm)	Acquisition Time (min: sec)
Axial T1 TSE	320 × 240	663	12	2	31	1.0 × 1.3	3.5	6:18
Axial T2 FS SPAIR	320 × 192	6220	83	2	31	1.0 × 1.6	3.5	7:52
Coronal T1	384 × 216	3160	9.9	1	36	1.0 × 1.7	3	3:49
Coronal PD SPAIR	320 × 224	4380	35	2	36	1.1 × 1.6	3	4:10
3D Coronal SPACE STIR	256 × 256	1500	119	1.4	38	1.5 × 1.5	1.5	8:23
Sagittal T2 Dixon (lumbar spine)	448 × 300	4160	83	2	28	0.6 × 0.9	3	3:59