AHA Coding Clinic® for ICD-10-CM and ICD-10-PCS - 2014 Issue 4; Ask the Editor

Endovascular Embolization of Arteriovenous Malformation Using Onyx

A patient diagnosed with ruptured left-sided transverse-sigmoid sinus dural arteriovenous fistula or malformation (AVM) underwent endovascular Onyx-18 liquid embolization. The provider documented satisfactory obliteration of arteriovenous fistula via the primary feeding pedicle off the distal branch of the left vertebral artery. What is the correct root operation for the injection of Onyx-18 liquid embolic agent? Is the Onyx-18 liquid embolic agent considered a device in ICD-10-PCS? ...

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