2007 ICD-9-CM Procedure 12.31 Lysis of goniosynechiae 12.31 is a specific code that can be used to specify a procedure 12.31 contains 3 index entries View the full Volume 3 12.* hierarchy 12.31 also known as: Lysis of goniosynechiae by injection of air or liquid Index entries containing 12.31: Division goniosynechiae 12.31 Freeing goniosynechiae (with injection of air or liquid) 12.31 Lysis goniosynechiae (with injection of air or liquid) 12.31