CLL INTRODUCTION

Chronic lymphocytic leukemia (CLL) is a slow developing disease which occurs in lymphocytes, a type of white blood cell important to the immune system. Lymphocytes help the body fight infection and disease. When CLL occurs, the lymphocytes stop functioning properly. This can cause CLL patients to suffer from immune complications and to be prone to infections. To learn more about various aspects of CLL, please click on the following links: