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对29例脑血栓病人脑脊液和部分病人血液内β_2-微球蛋白(β_2-MG)进行了测定,并与对照组进行了比较。结果显示脑血栓病人急性期脑脊液内β_2-MG水平比对照组高,二者之间差别有显著性。其血清内水平二者之间差别无显著性。提示脑血栓病人脑脊液内β_2-MG升高并非血脑屏障破坏的结果,而是中枢神经系统局部合成增多所致。
The blood levels of β_2-microglobulin (β_2-MG) in cerebrospinal fluid of 29 patients with cerebral thrombosis and in some patients were measured and compared with the control group. The results showed that the level of β_2-MG in cerebrospinal fluid in patients with acute cerebral thrombosis was higher than that in the control group, and the difference was significant. There was no significant difference between the two levels in serum. Tip Cerebral thrombosis in patients with elevated β 2-MG is not the result of the destruction of the blood-brain barrier, but the increased central nervous system synthesis due to local.