High neutrophils and low lymphocytes can mean your body is under severe stress or fighting an infection. The neutrophil-to-lymphocyte ratio (NLR) helps doctors understand how sick you are and what ...

Doctors monitor lymphocyte and other blood cell levels to predict how your lymphoma will progress. Low lymphocyte counts may suggest that cancer has spread to your bone marrow, or it can be a side ...

Chronic lymphocytic leukemia (CLL) affects cells that become lymphocytes. Monitoring the number of lymphocytes in the blood is important for many aspects of this form of cancer. A healthy adult ...

Atypical lymphocytes are types of white blood cells that a person’s immune system produces. They help fight infections and diseases. High levels of atypical lymphocytes may indicate health issues.

Medically reviewed by Benjamin Leach, MD Key Takeaways Lymphocytes are white blood cells that help protect the body from ...