Lymphocytes are white blood cells that help protect the body from infection and disease. High or low numbers of lymphocytes may signal an infection or a serious disease like leukemia. T cells, B cells ...

Monoclonal B-cell lymphocytosis (MBL) is a condition in which a person has an excessive amount of abnormal B cells, which are a type of white blood cell known as lymphocytes. The number of abnormal B ...

High neutrophils and low lymphocytes are signs of physical stress, inflammation, infection, and/or a medical condition. Neutrophils and lymphocytes are white blood cells that protect the body from ...