Dr. Jennifer Ann Woyach MD

What is blood donation?Blood donation is the process of collecting, testing, preparing, and storing blood and other blood components for later use. Blood donors are referred to individuals who volunteer to give blood. The main purpose of blood donation is to help save the lives of people who have...

Anemia is a condition in which the amount of normal hemoglobin in our body is markedly reduced or there is a significant reduction in the red blood cell (RBC) count in our body. There are a variety of types of anemia that may affect people. Iron deficiency anemia is the main culprit behind most...

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...

Porphyria is an inherited group of disorders that affect the skin and nerves. Porphyria that affects the skin is referred to as cutaneous porphyria, while the condition that affects the nerves is known as acute porphyria. Both types result in the accumulation of the chemical porphyrin in the body....

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: ...

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...