This is a rheumatology decision tool.
Spondyloarthropathy
Note: This decision tool assumes a chronic (6+ weeks), inflammatory (go to decision tool), articular (go to decision tool) disorder that affects more than 3 joints asymmetrically (go back to Chronic Inflammatory Polyarthritis Decision Tool to check).
Findings in Spondyloarthropathies
Location/Distribution
1. Asymmetric
2. Predominantly lower extremity
3. Back pain of insidious onset of more than 3 months duration associated with morning stiffness and improvement with activity
<-- QUESTION 1: Is the location/distribution of pain/symptoms in any of the patterns listed above (1-3)?

INTERPRETATION --> PLEASE ANSWER QUESTION 1
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