This helps your doctor know if you have PV and how advanced it might be. The blood smear is a quick test. Your doctor may draw blood from your arm or by pricking your finger. You usually get the ...

Your CBC is a blood test that determines the relative number and size of different cells in your blood, including your white blood cells, red blood cells, and platelets. With megaloblastic anemia, you ...

Dear Dr. Roach: I am 85 and healthy apart from polycythemia vera, for which I take aspirin. I was interested in the new blood ...

Among some of the genetic tests currently used for diagnosis: The physical risks of genetic testing are small. Most require a blood or saliva sample or a swab of the inside of your cheek (known as a ...

Screening for cancers should only be done in healthy people whose life expectancy is long enough that the benefit of getting ...

I am 85 and healthy apart from polycythemia vera, for which I take aspirin. I was interested in the new blood test for cancer ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

I am 85 and healthy apart from polycythemia vera, for which I take aspirin. I was interested in the new blood test for cancer ...

Cell-free DNA testing uses a small amount of a person's blood and tests it for a large number of cancers. A positive test could indicate that the person has a certain type of cancer in theory before ...

If detected early, cancer is much easier to treat. Emerging non-invasive tests can help early diagnosis. As diseases go, cancer is deadly. Its early detection, however, can make a huge difference to ...

The A1C test is a blood test that measures the percentage of sugar attached to hemoglobin, a protein in red blood cells. The higher your A1C, the higher your average blood sugar levels have been ...