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(请给出正确答案)
急性心肌梗死后,血清LD同工酶含量表述正确的是
A.LD
>LD
>LD
>LD
>LD
B.LD
>LD
>LD
>LD
>LD
C.LD
>LD
>LD
>LD
>LD
D.LD
>LD
>LD
>LD
>LD
E.LD
>LD
>LD
>LD
>LD
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B.LD
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C.LD
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D.LD
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E.LD
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参考答案
参考解析
解析:LD的五种同工酶组织分布不同,LD
主要存在于心脏和红细胞,AMI时,由坏死组织释放入血,血中含量升高,浓度高于LD
,LD
/LD
>1,对AMI的诊断有一定的临床意义。因此,本题最佳答案是A。
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LD3LD1LD2LD4LD5D
LD1LD2LD3LD4LD5E
LD4LD1LD2LD3LD5
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LD3LD1LD2LD4LD5D
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