2007 ICD-9-CM Procedure 21.06 Control of epistaxis by ligation of the external carotid artery 21.06 is a specific code that can be used to specify a procedure 21.06 contains 3 index entries View the full Volume 3 21.* hierarchy Index entries containing 21.06: Control epistaxis 21.00 by ligation of artery 21.09 external carotid 21.06 Ligation artery 38.80 external carotid 21.06 external carotid artery 21.06