This article explains a bit
http://www.labtestsonline.org/unders...nd_s/test.html
It appears that elevated levels may not mean anything, but levels that are too low could mean problems. Do you know what the normal range is for the lab that did the test for you?
http://www.labtestsonline.org/unders...nd_s/test.html
It appears that elevated levels may not mean anything, but levels that are too low could mean problems. Do you know what the normal range is for the lab that did the test for you?