Source:http://linkedlifedata.com/resource/umls/id/C0545080
MSH: Two or more distinct types of malignant lymphoid tumors occurring within a single organ or tissue at the same time. It may contain different types of non-Hodgkin lymphoma cells or both Hodgkin and non-Hodgkin lymphoma cells.,NCI: A rare form of lymphoma (cancer that begins in cells of the immune system) in which different types of lymphoma cells occur at the same time. The different lymphoma cells may form in the same tissue or organ or in many different tissues or organs. The composite lymphoma may contain different types of non-Hodgkin lymphoma cells or both Hodgkin and non-Hodgkin lymphoma cells.,NCI: Coexistence of Hodgkin and non-Hodgkin lymphoma in the same anatomic site.