Heneral features 1. a painless enlargenment of the lymph nodes 2. More often in upper half of the body cervical axillary, para-aortic) 3. Initially localized to a single peripheral lymph node region but orderly spread by contiguity nodes 4. Extranodal involvement uncommon1. a painless enlargenment of the lymph nodes. General features 3. Initially localized to a single peripheral lymph node region but orderly spread by contiguity nodes. 4. Extranodal involvement uncommon. 2.More often in upper half of the body (cervical, axillary, para-aortic)