Iatrogenic fracture in a patient of ankylosing spondylitis planned for surgical correction of chin-on-chest deformity: A case report and review of literature
Ankylosing spondylitis (AS) is a progressive systemic chronic inflammatory rheumatic disease that causes arthritis of spine and sacroiliac joints and finally results in contracture or bony fusion of these joints.The ankylosed spine has increased propensity to fracture due to rigidity, long lever arms, and osteoporosis.However, iatrogenic fracture o