After medical examination to diagnose your illness or to see your health condition your doctor recommends medical laboratory tests. Common laboratory tests are; blood tests and urinalysis. These laboratory test results will guide your doctor about your ilness and treatment. In former years there were limited number of medical laboratory tests but nowadays with technological development there are so many laboratory tests and different methods for diagnosing.
Common Medical Laboratory Tests
Blood tests are the common used laboratory tests, a little amount of blood is needed for tests. Blood must be drawn out from patients’ veins, this process is called; Blood collection– Blood Drawing, or in medical language it is called “ Phlebotomy” .
Who does the blood collection procedure:
Blood collection procedure is performed by medical laboratory technicians, phlebotomists, paramedics, medical practitioners, emergency medical technicians, nurses.
Which vessels are used for blood collection:
Veins are often used vessels for blood collection (phlebotomy), veins are closer to the skin surface than arteries so it is easy to enter the needle in, this is called venipuncture. But in some laboratory blood tests arteires are prefered. For exp. blood gases tests must be collected from arteries.
Where does blood collected from body:
Blood is usually collected from arm; median cubital vein. It is the easiest reachable vein in human body. Patients easiliy can prepare their arms for blood collection. But this is a little different in babies and children; heels can be used for babies and maybe backside of hands are suitable for children. Sometimes patients may have chemotherapy and arms (median cubital vein) would be kept for chemotherapy and backside of hands can be used.