case_images: PMC5009572_01
case_images: Lumbar puncture under fluoroscopy with needle placement in the L4-L5 space (top). Magnetic resonance imaging lumbar spine T2-weighted sequences demonstrating presurgical hematoma (bottom-left), postlaminectomy (bottom-middle), and at 5 months postlaminectomy (bottom-right)
case_images: SNI-7-581-g001.jpg
case_images: PMC5009572_01_SNI-7-581-g001.jpg
case_images: F1
case_images: Magnetic resonance imaging (MRI) of the lumbar spine with and without gadolinium contrast demonstrated an intrathecal subarachnoid and subdural hematoma extending from L3 through the sacral levels [Figure 1].
case_images: PMC5009572_02
case_images: Magnetic resonance imaging cervical/thoracic spine T2-weighted sequences (above), magnetic resonance imaging lumbar spine T2-weighted sequences (below) demonstrating presurgical hematoma (left), postlaminectomy (middle), and at 6 months postlaminectomy (right)
case_images: SNI-7-581-g002.jpg
case_images: PMC5009572_02_SNI-7-581-g002.jpg
case_images: F2
case_images: MRI performed at 3 weeks after symptom onset demonstrated a large subdural hematoma spanning from T7 to the sacrum, which exerted a considerable mass effect on the thoracic cord and cauda equina [Figure 2].