2007 ICD-9-CM Procedure 40.64 Ligation of thoracic duct 40.64 is a specific code that can be used to specify a procedure 40.64 contains 3 index entries View the full Volume 3 40.* hierarchy Index entries containing 40.64: Ligation cisterna chyli 40.64 lymphatic (channel) (peripheral) 40.9 thoracic duct 40.64 thoracic duct 40.64