Methods Serum cytosolic enzyme creatine kinase (CK) and its brain band isoenzyme (CK BB), lactate dehydrogenase (LDH) and aspartate aminotransferase (AST) were measured with autobiochemical analyzer.

• 方法 采用全自动生化分析仪检测血清肌酸激酶（CK）、肌酸激酶脑型同工酶（CK－BB）、乳酸脱氢酶（LDH）以及天门冬氨酸氨基转换酶（AST）的含量。