A close family member of mine is having a hair follicle test done. In the past couple weeks she used heroine, oxycontin, and percosets. I know hair follicle tests check for 5 classes of drugs including cocaine, meth, opiates etc. Will this test also determine if she used oxycontin and...

Thank you jesus helper. I have one more question. If I do happen to be pregnant, the night I would've conceived was the last time I have done cocaine. Would this lessen the chance of conception occurring and also will it have an affect on the result of the blood test if I am? (it being in my system...

Does anyone know what that could mean or be a sign of? What is this doctor testing for?

I recently went to an urgent care center and received my test results in mail. I have high levels of "Bilirubin", "HDL Cholestrol" and "Glocose"--which is using a reference ingterval of 65-99. Can you gvie me some advice on what this means generally?

How can a blood test result for ANA be positive for 10 or more years and then become negative for the last year?