A 28-year-old male with chronic low back pain, worse in the morning, improves with exercise, limited lumbar flexion. Suspected ankylosing spondylitis....

Question

A 28-year-old male with chronic low back pain, worse in the morning, improves with exercise, limited lumbar flexion. Suspected ankylosing spondylitis. First investigation?

Accepted Answer

MRI of the sacroiliac joints

Answer

Rheumatoid factor

Answer

X-ray lumbar spine

Answer

Bone scan

Answer

Anti-CCP antibody

ukmla MCQ (SBA): Ankylosing Spondylitis

A 28-year-old male with chronic low back pain, worse in the morning, improves with exercise, limited lumbar flexion. Suspected ankylosing spondylitis. First investigation?