ICD-10-PCS Billable Code

05C70ZZ

Extirpation Axillary Vein, Right to No Qualifier with No Device, Open Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body System5 Upper Veins
OperationC Extirpation
Body Part7 Axillary Vein, Right
Approach0 Open
DeviceZ No Device
QualifierZ No Qualifier

Operation Definition

Taking or cutting out solid matter from a body part

Procedure Overview

Extirpation procedures on the upper veins remove solid matter, such as an organized blood clot, plaque, or foreign material, from inside a vein while leaving the vein itself intact. This is performed when a clot has formed within the vessel, causing pain, swelling, or risk of the clot traveling elsewhere in the body, and the physician needs to clear the vessel lumen rather than remove any of the vein wall.

The procedure can be done through an open incision or percutaneously with a catheter-based device that grabs or suctions the clot out through a small puncture. Because it targets solid material specifically, it is distinct from simply draining fluid, and the goal is to restore normal blood flow through a vein that would otherwise remain obstructed.

Anatomy & Axis Detail

Axillary Vein, Right

The right axillary vein continues from the brachial vein through the axilla before becoming the subclavian vein, and it is a site where thrombus can form due to central line placement, upper limb immobilization, or extension of clot from the more distal brachial or basilic veins. Extirpation involves removing this obstructing material, which may be performed to relieve pain and swelling of the arm or to prevent proximal extension of the thrombus toward the subclavian and central venous circulation. The axilla's dense neurovascular bundle, containing the brachial plexus and axillary artery, requires careful surgical exposure, and documentation should confirm that thrombotic or other solid material was removed from within the vein rather than the vessel being repaired or ligated.

Approach: Open

Open approach means the surgeon cuts through skin, mucous membrane, or other tissue layers to physically expose the target site to view before performing the procedure. It gives direct visualization and hands-on access, distinguishing it from Percutaneous approaches where instruments pass through a small puncture without exposing the site. Open is typical for procedures needing wide access, such as most laparotomies.

Coding & Documentation

Documentation should clearly describe the material removed as solid, such as thrombus, and specify the approach used, open or percutaneous, since that determines the approach character. The named upper vein involved must be identified precisely, as the body part options are vein-specific rather than grouped by limb.

A recurring coding error is applying extirpation when the physician instead broke up the clot in place without removing it, which belongs to fragmentation rather than extirpation. Another common issue is coding a mechanical thrombectomy that also involved placement of a stent or angioplasty as extirpation alone, when the additional intervention requires its own separate code.

Commonly Confused With

FragmentationFragmentation is the procedure most often mixed up with extirpation, since both address clots, but fragmentation breaks the material into smaller pieces and leaves it in the body, while extirpation physically removes it.
DrainageDrainage is distinguished because it addresses fluid rather than solid matter, even though both may be performed on the same vein during the same encounter for a mixed clot-and-fluid presentation.
ExcisionExcision differs because it removes a portion of the vein wall itself rather than material sitting inside the vessel lumen.