Estradiol: 2-14 ng/dL (female, follicular); 2-16 ng/dL (female, luteal); <3.5 ng/dL (postmenopausal); 1.5-5 ng/dL (male) ...

Run-of-the mill? Middle of the road? Typical? The chance that you are correct is vanishingly small. If you're a clinician, like me, you get a LOT of medical questions. While we've all been asked to ...

In medicine, a person’s blood-test results are compared with the average range in a population. But results are highly individual and tightly regulated around a person’s own stable values. Changes to ...

I reassured him and sent him to get another blood specimen drawn without a tourniquet. Why? Because I suspected that the ...

Professor of Chemical and Biological Engineering, Biomedical Engineering, and Public Health, Colorado State University Your blood serves numerous roles to maintain your health. To carry out these ...

Your doctor will usually check your red blood cell count together with your other blood cell counts to look for conditions that cause low counts (anemia) or high counts. Many health conditions can ...

White blood cells (WBCs) help the body fight infections and other health conditions as part of the immune system. Certain diseases can impact the normal WBC range among females. This article explores ...

The numbers and reference ranges on lab results can be confusing to contextualize on your own. Your healthcare provider can ...

A1C, LDL, HDL… the number of medical abbreviations you might see on your patient portal is enough to make you think your ...