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

临现包括浮肿、隆起、疼、触、肌痉挛、变形、瘀斑、功丧失和有劈拍声等。

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

最突出的现是活时疼，活可触到磨擦感。