Fig. 1
From: Pneumorrhachis causing cauda equina syndrome: a case report and literature review
CT scan. Axial (a), sagittal (b), and coronal (c) CT scan images reveal degenerative changes in the lumbar spine and vacuum phenomenon at L1–2 and L5-S1 levels, with facet joint degenerative changes in L5-S1 level. There is an air density seen in the intraspinal region at L5-S1 level. Reduced intervertebral disc space seen at L1-2 and L5-S1 levels. Origin: © Department of Radiology, King Salman Hospital, Riyadh, Kingdom of Saudi Arabia, 2020