Pain with motion is the predominant finding， and crepitation may be palpated with pa ive motion.

最突出的表现是活时，活可触到磨擦感。

Manifestations include edema and swelling, pain and tenderness, muscle spasm, deformity, ecchymosis, loss of function, and crepitation.

床表现包括浮肿、隆、、触、肌痉挛、变形、瘀斑、功能丧失和有劈拍声等。