The observation was made on serum muscle enzymes,Electromyography(EMG) and muscle biopsy to find out their features as compared with human polymyositis(PM).

• 并与人类多发性肌炎（PM）作比较。结果发现其与人类多发性肌炎（PM）在肌酶、肌电图（EMG）、病理上的改变有相似之处。