Dr. Robert Allan Havard M.D.

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...

What Is Bone Marrow?Bone Marrow is the flexible tissue present in the interior of the bones. Constituting only about 4% of the body mass in the human body, Bone marrow is responsible for 500 billion blood cells every day. It is also a key component of the lymphatic system as it produces lymphocytes...

Whatever be the underlying cause, the process of blood transfusions is very common. Each year, almost 5 million Americans need blood transfusions, and this procedure is used for people of almost all ages. Getting a blood transfusion can save your life when you’re suffering from a disease or...

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...

A majority of cancers are solid, affecting the ‘solid’ organs of the body such as the breast, lung or prostate. They account for over 1 million newly diagnosed cases per year. ...

Anemia is a type of blood disorder where the number of red blood cells (RBCs) in the blood is lower than normal. Megaloblastic anemia, on the other hand, is a type of anemia that is characterized by larger than normal red blood cells (megaloblasts) and not having enough of them. When the red blood...