06RF07Z
Replacement External Iliac Vein, Right to No Qualifier with Autologous Tissue Substitute, Open Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | 6 Lower Veins |
| Operation | R Replacement |
| Body Part | F External Iliac Vein, Right |
| Approach | 0 Open |
| Device | 7 Autologous Tissue Substitute |
| Qualifier | Z No Qualifier |
Operation Definition
Putting in or on biological or synthetic material that physically takes the place and/or function of all or a portion of a body part
Procedure Overview
This family covers procedures where a diseased or damaged segment of a lower-body vein - in the leg, pelvis, or abdomen - is physically removed and replaced with another material that takes over its job of carrying blood back toward the heart. The replacement material can be a graft harvested from the patient's own body, tissue from a donor or animal source that has been processed for implantation, or a synthetic conduit made from materials like expanded PTFE. It is most often considered when a vein segment is too scarred, obstructed, or aneurysmal to repair in place.
Surgeons turn to this approach in situations such as reconstructing a badly damaged femoral or iliac vein after trauma, cancer resection that required removing a vein along with a tumor, or chronic venous disease that has destroyed a segment beyond salvage. The goal is to restore a functioning channel for venous return rather than simply tying off the vessel, which can be important for preventing long-term swelling and pressure buildup in the limb.
Because deep veins carry a large volume of blood at low pressure, these reconstructions are technically demanding and are typically reserved for cases where the alternative - vein ligation or leaving the segment untreated - would cause significant disability.
Anatomy & Axis Detail
External Iliac Vein, Right
The right external iliac vein continues the femoral vein proximally as it passes beneath the inguinal ligament, receiving no major tributaries along its course and serving as a direct high-volume conduit for the entire right lower extremity's venous return. Because it lies close to the external iliac artery and the pelvic brim, injury or occlusive disease here can compromise limb drainage significantly. Replacement is undertaken when the vein is destroyed by invasive malignancy, penetrating trauma, or unreconstructable post-thrombotic scarring, with a prosthetic or autologous graft substituting for the damaged length to preserve venous outflow and reduce the risk of chronic limb swelling. Surgical access typically requires a retroperitoneal or extraperitoneal approach, and documentation should reflect the graft type used and the precise proximal and distal limits of the replaced segment.
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: Autologous Tissue Substitute
Autologous Tissue Substitute identifies a device value where material harvested from the patient's own body, such as an autograft, is used to replace or reconstruct a body part. Its defining feature is tissue origin from the patient, setting it apart from Nonautologous Tissue Substitute, sourced from a donor or animal, and Synthetic Substitute, made of manufactured material.
Coding & Documentation
A code from this family requires documentation that a vein segment was excised or entirely taken out of the body and replaced with graft material, not simply patched, bypassed, or reinforced on its outer surface. The operative note should specify the exact vein involved (e.g., common femoral vein versus external iliac vein) and the type of material used, since device value selection depends on whether the graft is autologous tissue, nonautologous tissue, or synthetic.
The most common assignment error is confusing Replacement with Supplement or Bypass. If the native vein is left in place and the graft material is only added to reinforce or widen it, Supplement applies instead. If the graft creates an alternate route around a blocked segment while the diseased vein remains, that is a Bypass procedure, not Replacement. Coders should also confirm the qualifier for autologous versus nonautologous tissue, which is frequently omitted or guessed rather than confirmed from the documentation.