Hepatology

Normal Values of ALT

It is normal to see very variable limits in the normality range as to the values of transaminases, according to the laboratory performing the exam, and this variability often creates some problems to the patient and to the general practitioner, since an increase in this parameter could mean a liver damage. In order to verify the reason of these differences, 67 laboratories in Indiana have been examined: the upper limit ranges from 31 U/l to 72 U/l, with mild differences between men and women.
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 http://mn.medsurfnews.com/contents/en/5412/display/normal-va...

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