Objective To research the clinical significance about the levels of the lactic dehydrogenase (LDH) and creatine kinase (CK) activities in the cerebrospinal fluid (CSF) of patients with central nervous system diseases.

• 目的探讨中枢神经系统疾病患者脑脊液（CSF）中乳酸脱氢酶（LDH）和肌酸激酶（CK）活性变化及临床价值。