Fig. 1

X-ray images and magnetic resonance imaging (MRI) of lumbar spine on the day of admission. a,b X-ray shows thickened left psoas major muscle (arrowhead) and no evidence of an unstable spinal fracture. c T1-weighted MRI shows L4 VCF estimated as a stable-type spinal injury considering that only the anterior column, and not the middle or posterior column, was injured