Fig. 3
From: Baastrup’s disease (kissing spines syndrome): a pictorial review
CT images (same patient with as in Fig. 2). a Axial image (soft tissue window) illustrating soft tissue nodules (thick white arrows) on the sides of L4 spinous process which could represent dissection of the spinal bursa superficial to the erector spinae. b Axial image (soft tissue window) in the same patient illustrating normal fat planes (thin white arrows) along the L2 spinous process