Question

A 40-year-old man is seen in clinic with long-standing low back pain and morning stiffness improving with exercise and associated with alternating buttock pain. He has limited spinal flexion. What is the most likely diagnosis?

Accepted Answer

Ankylosing spondylitis

Answer

Mechanical low back pain

Answer

Lumbar disc prolapse

Answer

Spinal metastases

Answer

Vertebral osteomyelitis

Practice question

A 40-year-old man is seen in clinic with long-standing low back pain and morning stiffness improving with exercise and associated with alternating buttock pain. He has limited spinal flexion. What is the most likely diagnosis?