2007 ICD-9-CM Procedure 40.50 Radical excision of lymph nodes, not otherwise specified 40.50 is a specific code that can be used to specify a procedure 40.50 contains 3 index entries View the full Volume 3 40.* hierarchy 40.50 also known as: Radical (lymph) node dissection NOS Index entries containing 40.50: Block dissection lymph nodes 40.50 Excision lymph, lymphatic node (simple) NEC 40.29 radical 40.50 with mastectomy -- see Mastectomy, radical specified site NEC 40.59 Lymphangiectomy (radical) -- see also Excision, lymph, node, by site, radical 40.50