This booklet deals with the subject of disease Non-Hodgkin-lymphoma , a cancer of the immune system of the human being , this booklet is talking about lymphoma Non-Hodgkin-Lymphoma only, not for “Hodgkin lymphoma”(also called Hodgkin’s disease), and treatment options for patients with Hodgkin disease are different. Instead of reading this booklet , they can read the booklet , titled What You Need to Know About Hodgkin Lymphoma, This booklet explains for the diagnosis, treatment, and supportive care for Non-Hodgkin-Lymphoma . And knowledge and medical care necessary for patients with lymphoma that would help you to take an active role in making choices regarding your health care, and are found in this booklet lists of questions you can ask your doctor.