Figure 1From: Completely extradural intraspinal arteriovenous malformation in the lumbar spine: a case report Magnetic resonance imaging findings. The T2-TSE (b) and the T1-TSE (c) sequence reveals an intraspinal, extradural soft-tissue mass in the left L4 - S1 paravertebral region. It is compressing the nerve roots of L4 and L5. The T1 SPIR (a) sequence with contrast medium shows the homogenous enhancement of this lesion.Back to article page