疼痛，肿胀明显时，应注意休息，减少膝关节活动。
Take a rest and reduce the movement of knee joint when symptoms of pain and swelling appear.
关节炎性疼痛常在活动时加重，而在休息和限制负重时可得到一定程度的缓解。
Arthritic pain usually is worse with activity and improes to some degree with rest and limited weight-bearing.
关节炎性疼痛常在活动时加重，而在休息和限制负重时可得到一定程度的缓解。
Arthritic pain usually is worse with activity and improes to some degree with rest and limited weight-bearing.
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