Dr. Mark Gurney

Recommended Articles

• What Is a Universal Blood Donor?

  IntroductionAn average person typically holds approximately 5 liters of blood. To stay alive, the body generally needs to have more than 2 liters of blood in the system. It can be life-threatening if more than 2 liters of blood is lost in the body. For this reason, simply donating blood can help...

• What Are Lymphocytes?

  A lymphocyte is a type of white blood cell (WBC) that has a significant function in the body's immune system. Lymphocytes function by properly responding to infectious microorganisms and other foreign invaders in the body. Lymphocytes can work alone, but some of them are also capable of...

• How Is Leukemia Diagnosed?

  Leukemia in its early stages may present no signs or symptoms, as these only appear when the leukemia cells have taken over a large number of normal blood cells. A person with leukemia is very lucky indeed if early-stage detection occurs incidentally, through a routine blood test or one done for...

• Anemia: How to Avoid It

  What is Anemia? Anemia is not a medical condition, but a symptom wherein there is a decreased number of red blood cells in the body. Anemia is said to be the most common blood disorder and is actually a side effect when other illnesses either disturb the body's ability to produce healthy red blood...

• Different Blood Types and What They Mean

  The ABO (A, B, AB, or O) blood group system is used to classify different types of antibodies in the plasma and antigens in the red blood cells (RBCs). The ABO blood group and RhD antigen determine the type of blood that is a perfect match for blood transfusions. The four ABO blood groups are: ...

• Is Anemia Treatable?

  Anemia, also spelled anaemia, is usually expounded as a disorder causing a decrease in the total amount of red blood cells (RBCs) or hemoglobin in the blood. This decrease in RBC count in the body hinders the oxygen to flow smoothly in the system causing various irregular symptoms which may...