ICD-10-PCS Billable Code

07V40DZ

Restriction Lymphatic, Left Upper Extremity to No Qualifier with Intraluminal Device, Open Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body System7 Lymphatic and Hemic Systems
OperationV Restriction
Body Part4 Lymphatic, Left Upper Extremity
Approach0 Open
DeviceD Intraluminal Device
QualifierZ No Qualifier

Operation Definition

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

Procedure Overview

Restriction procedures in this body system narrow a duct or vessel without closing it off completely, and the primary clinical use is managing chylous leaks from the thoracic duct or its tributaries. When lymphatic fluid rich in fat is leaking into the chest or abdomen after surgery or trauma, a surgeon can place a clip or suture around the duct to partially constrict it, slowing or stopping the leak while preserving some flow so the lymphatic system is not completely obstructed. This approach is used when a full ligation is not desired or when a partial narrowing is judged sufficient to control the leak.

For the patient, controlling a chylous leak matters because ongoing loss of lymphatic fluid can lead to malnutrition, immune compromise, and prolonged hospitalization, so timely narrowing of the leaking channel is an important part of recovery after chest or abdominal surgery.

Anatomy & Axis Detail

Lymphatic, Left Upper Extremity

Lymphatic vessels of the left upper extremity return fluid from the left hand and arm into the central lymphatic system, and disruption of this network is a known complication of left-sided breast cancer surgery, port placement, or penetrating injury. When a channel becomes a persistent source of leakage or forms a lymphocele, restriction is used to narrow its lumen without excising the vessel, typically through clip ligation at open surgery or catheter-directed embolization guided by lymphangiography. The left arm's lymphatic pathways run close to superficial veins and nerves, so precise localization of the culprit channel matters for both procedural safety and accurate coding of the approach. Coders should confirm whether the intervention targeted a single named channel versus a diffuse leak, since the latter may better fit a different root operation.

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.

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 assign this family when documentation describes narrowing the thoracic duct or another lymphatic channel with a clip, band, or suture without fully occluding it, typically to control a chyle leak. The key documentation detail is the word describing the degree of closure; if the note states the duct was completely ligated or tied off, that points to Occlusion instead. A common mistake is coding Restriction by default for any duct ligation procedure without confirming from the operative report whether the closure was partial or complete.

Commonly Confused With

OcclusionOcclusion is the closest family and is distinguished purely by completeness: full closure of the duct is Occlusion, partial narrowing that leaves some flow is Restriction.
RepairRepair is used instead when the duct wall itself is being sutured closed after a tear without the intent to narrow the lumen for flow control, which is a different clinical goal than restricting chyle leakage.