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.
In 1975, the Navy ceased using the rank of warrant officer 1 (WO-1), also known as pay grade W-1, because chief petty officers in pay grades E-7 and above with many years in service would lose pay when appointed to the rank of warrant officer.