An oblique angle will create an artifactually increased area ... recurrent dislocation, undesired superficial position, encroaching scar or other sources of entrapment. The ulnar nerve at the wrist ...

Effect of C7-T1 Extensional Posterior Transpedicle Osteotomy on Mobility and Quality of Life in Patients with Ankylosing Spondylitis Complicated with Lumbar Kyphosis and Related Factors.