There were 13 polyarthritis and 3 cases of them were RF positive, who had developed severe destructive arthritis.
多关节炎型13例，3例类风湿因子（RF）阳性均出现关节畸形。
2
Conclusion The articular manifestations of sarcoidosis may be divided into 3 types which are oligoarthritis, polyarthritis and arthralgia.
结论结节病的关节表现可分为少关节炎、多关节炎和关节痛3种类型。
3
The suppression to the granuloma induced by croton oil and paw edema of adjuvant-induced polyarthritis in rats were utilized to verify the inhibition to the chronic inflammation.