One-third of patients undergoing surgery for adult spinal deformity (ASD) also have severe osteoarthritis (OA) of the hip—which is associated with worse spinal alignment and physical functioning ...

The spine is susceptible to osteoarthritis because of the motion between the vertebrae. It's most common in the lower back, or lumbar spine, because these joints carry most of the body weight.

Spinal osteoarthritis (also known as spondylosis) is the most common cause, but it can occur with a severe form of spinal arthritis known as ankylosing spondylitis. Arthritis in the facet joints ...

Patients with vertebral fractures, particularly severe fractures, may face greater risks for worsening spinal degeneration.