Fig. 1From: Chiari malformation type 1 presenting as unilateral progressive foot drop: a case report and review of literaturea Sagittal T1-weighted sequence of MRI of thoracolumbar spine showing hypointense central cavitary lesion involving whole cord up to conus medullaris. b Sagittal T2-weighted sequence of MRI of thoracolumbar spine showed central cavitary lesion extending down to the conus medullaris.Back to article page