The Washington Manual of Medical Therapeutics helps you diagnose and treat hundreds of medical conditions. Consult clinical recommendations from a resource that has been trusted on the wards for 50+ years. Explore these free sample topics:
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- Ankylosing spondylitis clinically presents as inflammation and bony ankylosis of the joints and ligaments of the spine and sacroiliac joints.
- Patients are usually young men who classically describe nighttime low back pain and prolonged morning stiffness, which improves with exercise.
- Hips and shoulders are the peripheral joints that are most commonly involved. Progressive fusion of the apophyseal joints of the spine occurs in many patients.
- Bilateral SI joint involvement is considered characteristic of ankylosing spondylitis. In addition, spine radiographs may show evidence of bridging osteophytes or syndesmophytes between vertebral bodies.