ICD-10-PCS Billable Code

05L73DZ

Occlusion Axillary Vein, Right to No Qualifier with Intraluminal Device, Percutaneous Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body System5 Upper Veins
OperationL Occlusion
Body Part7 Axillary Vein, Right
Approach3 Percutaneous
DeviceD Intraluminal Device
QualifierZ No Qualifier

Operation Definition

Completely closing an orifice or the lumen of a tubular body part

Procedure Overview

Occlusion procedures close off an upper vein completely, cutting off blood flow through that vessel using ligation, clipping, embolization coils, or injected sclerosing agents. This family includes treatments for problematic veins in the arms, neck, and chest, such as closing an abnormal or diseased superficial vein, sealing off a vein feeding a vascular malformation, or ligating a vessel to control bleeding.

Physicians choose occlusion when a vein is causing symptoms on its own - varicosities, an arteriovenous malformation, or persistent bleeding - and the safest solution is to stop blood from flowing through it entirely rather than removing the tissue or repairing its structure. Endovascular techniques using catheter-delivered coils or glue have become common alternatives to open surgical ligation for many of these cases.

Because the vein remains in the body afterward, simply rendered nonfunctional, patients should understand this differs from having tissue excised; the vessel is sealed shut and left in place.

Anatomy & Axis Detail

Axillary Vein, Right

The right axillary vein forms from the union of the brachial veins as they cross into the axilla, continuing proximally to become the subclavian vein and draining the right upper limb along with portions of the chest wall. Occlusion of this vessel is performed for indications such as uncontrolled bleeding, a symptomatic vascular malformation, or a segment compromised by trauma or thrombosis-related complications rather than for routine access purposes. The vein's course through the axilla places it near the axillary artery and the brachial plexus, structures that must be identified and protected during the procedure. Because it serves as the principal venous outflow for the right arm, occluding it can result in swelling or venous congestion of the limb, particularly if collateral drainage through smaller channels is limited.

Approach: Percutaneous

Percutaneous describes entry by needle or instrument puncture through the skin or mucous membrane to reach the site of the procedure, without cutting the tissue open or using a visualizing scope. It differs from Open in that the site itself is never exposed, and from Percutaneous Endoscopic in that no endoscope is used to see internal structures. Common examples include needle biopsies and injections.

Device: Intraluminal Device

Intraluminal Device denotes a single device, such as a stent or occlusion device, positioned within the lumen of a tubular body part like a vessel, duct, or airway to maintain patency or occlude flow. It carries no drug coating or radioactivity, distinguishing it from the drug-eluting, radioactive, and bioactive intraluminal device values, and from Extraluminal Device, which sits outside rather than inside the lumen.

Coding & Documentation

Coders need documentation specifying the exact upper vein occluded and the technique used, since the approach value changes based on whether the procedure was open, percutaneous, or percutaneous endoscopic. Notes describing coil embolization, sclerotherapy injection, ligation with suture, or clip application all support an Occlusion code, but the device or substance used should be clearly recorded to determine whether a device value applies.

A common error is confusing Occlusion with Restriction, which narrows a vessel's diameter rather than closing it completely - sclerotherapy notes in particular need careful reading, since some techniques narrow rather than fully close the lumen. Coders also sometimes miss that multiple veins occluded in the same operative session, such as several tributaries during varicose vein treatment, may each need separate body part values if the veins are distinct enough to warrant it under the applicable body part table.

Commonly Confused With

RestrictionOcclusion is most often confused with Restriction, and the differentiator is completeness of closure: Restriction partially narrows the lumen while Occlusion fully closes it, a distinction that hinges on the physician's own description of the outcome.
ExcisionIt is also distinct from Excision or Resection, which physically remove venous tissue rather than leaving it in place but nonfunctional.