What are the risk factors for non-Hodgkin lymphomas?
Suggested risk factors for non-Hodgkin lymphomas include the following: • jolder age • immune system deficiency • autoimmune diseases • exposure to radiation • exposure to chemicals such as benzene and herbicides • organ transplantation • infections with human immunodeficiency virus (HIV) or human T-cell leukemia/lymphoma virus (HTLV-1) • infections with the parasite that causes malaria • history of infectious mononucleosis (caused by an infection with the Epstein-Barr virus) • Helicobacter pylori (H.