A patient is receiving a series of diagnostic tests to confirm the diagnosis of osteoarthritis (OA)
The nurse would interpret which results as supporting the diagnosis of OA? Note: Credit will be given only if all correct choices and no incorrect choices are selected. Select all that apply. 1. Presence of antinuclear antibodies in blood
2. Asymmetrical joint cartilage loss seen on X-ray
3. Increased erythrocyte sedimentation rate (ESR) in blood
4. Bone spurs visible on computed tomography (CT)
5. Increased bone density in Dexa scan
2,3,4,5
Rationale 1: The presence of antinuclear antibodies in blood is reflective of RA, not OA.
Rationale 2: Asymmetrical joint cartilage loss is a positive diagnostic result for OA.
Rationale 3: Increased ESR is a positive diagnostic result for OA.
Rationale 4: Bone spurs are a positive diagnostic result for OA.
Rationale 5: Increased bone density is a positive diagnostic result for OA.
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