Overview. Burkittâs lymphoma is a relatively rare and aggressive form of non-Hodgkinâs lymphoma. Non-Hodgkinâs lymphoma is a type of cancer of the lymphatic system. The lymphatic system helps your body to fight infections.urkittâs lymphoma is a relatively rare and aggressive form of non-Hodgkinâs lymphoma. Non-Hodgkinâs lymphoma is a type of cancer of the lymphatic system.
A chief's full title is a combination of the two. Thus, a senior chief petty officer with the rating of machinist's mate would properly be called a senior chief machinist's mate, the abbreviation of which is MMCS.
The Chief of Naval Operations (the highest ranking officer in the Navy and part of the Joint Chiefs of Staff) is below the secretary. The U.S. Marine Corps also falls within the Department of the Navy, under the Secretary of the Navy [source: The U.S. Navy].