CPT only copyright 2011 American Medical Association. Page 2 of 5 What You Need to Know This article explains the difference between a National Provider Identifier (NPI) and a Provider Transaction Access Number (PTAN). There are no policy changes in this article.
For people with aggressive B cell non-Hodgkin lymphoma, we commonly recommend a chemotherapy treatment called R-CHOP. It is named after the medicines included in the mixture: rituximab (RituxanÂ®), a monoclonal antibody that helps your immune system destroy the cancer cells and makes the chemotherapy more powerful
Non-Hodgkin lymphoma (also called non-Hodgkin's lymphoma, NHL, or just lymphoma) is cancer that starts in cells called lymphocytes, which are part of the body's immune system. Lymphocytes are in the lymph nodes and other lymphoid tissues (such as the spleen and bone marrow).Other types of cancer (lung or colon cancers, for example), can start in other organs and then spread to lymph nodes or other lymphoid tissue.ymphocytes are in the lymph nodes and other lymphoid tissues (such as the spleen and bone marrow). Other types of cancer (lung or colon cancers, for example), can start in other organs and then spread to lymph nodes or other lymphoid tissue.