Dr. Lilli M Petruzzelli MD, PHD

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...

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...

Dengue fever is a mosquito-borne illness in humans that usually occurs in most tropical areas of the world. Dengue fever is also known as the “breakbone fever” or “dandy fever” because of the severe joint and muscle pain experienced by the people who were infected with the virus. The same...

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: ...

Lymphocytes are a type of white blood cell produced in the bone marrow. A few lymphocytes enter the bloodstream while some move into the lymphatic system. Having a low or high lymphocyte count can help identify a person's medical condition. Normal lymphocyte counts usually vary from one laboratory...

PrednisonePrednisone is a corticosteroid, which prevents the release of substances in the body that lead to inflammation. It can also suppress the immune system. Prednisone can be used as an immunosuppressant or an anti-inflammatory drug. A number of conditions can be treated with prednisone. They...