Researchers have found that non–Hodgkin lymphoma is linked with a number. do not have any known risk factors, and the causes of their cancers are unknown.
A risk factor is anything that affects your chance of getting a disease such as cancer. Learn more about the risk factors for non–Hodgkin lymphoma. Non-
The Facts. Non–Hodgkin's lymphoma is a cancer of the lymphatic system and usually starts in lymphocytes (white blood cells) found in one or more lymph nodes.