01D20ZZ
Extraction Phrenic Nerve to No Qualifier with No Device, Open Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | 1 Peripheral Nervous System |
| Operation | D Extraction |
| Body Part | 2 Phrenic Nerve |
| Approach | 0 Open |
| Device | Z No Device |
| Qualifier | Z No Qualifier |
Operation Definition
Pulling or stripping out or off all or a portion of a body part by the use of force
Procedure Overview
This family covers the forcible pulling or stripping of all or part of a peripheral nerve, most commonly seen in procedures like nerve stripping for certain chronic pain conditions or the mechanical avulsion of a nerve segment. It is a less common operation in this body system than in others, since peripheral nerves are usually cut or dissected free rather than pulled out under force.
When it is performed, the intent is typically to eliminate a nerve's function entirely by physically removing it through traction rather than sharp dissection, often for a nerve that is already damaged beyond repair or is the source of persistent, difficult-to-treat pain.
Anatomy & Axis Detail
Phrenic Nerve
The phrenic nerve originates mainly from C4 with contributions from C3 and C5, descends through the neck and mediastinum along the anterior scalene muscle, and provides the sole motor supply to the diaphragm, making its integrity essential for spontaneous respiration. Extraction involving this nerve refers to removing lodged foreign material, such as a displaced pacing lead, suture, or bone fragment, from along its pathway rather than excising nerve tissue. Given how close the phrenic nerve runs to the internal jugular vein, subclavian vessels, and pericardium, this is typically performed with intraoperative nerve monitoring to avoid causing diaphragmatic paralysis. Any procedure near this nerve, even one aimed only at retrieving foreign matter, warrants careful documentation of laterality since phrenic injury on one side can significantly impair respiratory reserve.
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
This code is used only when the documentation specifically describes force, such as pulling or stripping, being used to remove the nerve or a portion of it, rather than a scalpel or cautery cutting it free. Because this method is uncommon for peripheral nerves, coders should read the operative note carefully to confirm the technique actually matches Extraction and was not simply described loosely by the surgeon when a standard excision was performed. Vein stripping terminology from vascular procedures is sometimes mistakenly carried over to nerve cases, leading to incorrect code selection when the actual technique was sharp dissection.