The most likely test you will have performed is a blood test measuring the amount of Thyroid stimulating hormone (TSH) in your blood. This is usually used as a screening test for hypo- or...
there are many reasons for this. it can be the tech missed the vain do to the vain moving or rolling away for the needle. a valve in the vain closing perventing blood flow; your vains have doors in...
A simple and common blood test used to test for anemia is CBC or the complete blood count. Technically you do not even need a CBC to just test for anemia. A simple Hemoglobin level can detect anemia....