selective dissection
1.Results Among the 216 cases of cervical lymph node resection,158 cases(73.1%) were treated by modified radical node dissection(MRND),31(14.4%) by selective node dissection(SND),22(10.2.%) by classical node dissection(CND),31(14.4%)by selective clearance of the lymph nodes,5(2.3 %)by enlarged clearance of cervical lymph nodes.
