1. What are the lab findings in AS?
2. What are the radiographic findings in AS?
3. What physical exam test is used in AS?
4. What is the non-drug treatment for AS?
5. What medications are used to treat AS?
Answers:
1. 90% have +HLA B27, incr ESR/CRP, anemia (normocytic, normochromic), RF-, ANA-.
2. SI joint narrowing, pseudowidening of joint space due to subchondral bone resorption and erosion sclerosis, bamboo spine, syndesmophyte formation (squaring of lumbar vertebrae's anterior concavity), osteopenia, straightening of C-spine.
3. Schober test: place landmark midline at a pt 5cm below iliac crest and 10cm above. On forward flexion, the line should increase to greater than 20cm. Any less is a restriction.
4. Good posture, firm mattress, prevent flexion contractures, PT (extension exercises), deep breathing exercises, no smoking.
5. NSAIDs (indocin), steroid (taper, PO, injections, eye drops), sulfasalazine, methotrexate.
No comments:
Post a Comment