05P042Z
Removal Azygos Vein to No Qualifier with Monitoring Device, Percutaneous Endoscopic Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | 5 Upper Veins |
| Operation | P Removal |
| Body Part | 0 Azygos Vein |
| Approach | 4 Percutaneous Endoscopic |
| Device | 2 Monitoring Device |
| Qualifier | Z No Qualifier |
Operation Definition
Taking out or off a device from a body part
Procedure Overview
Removal procedures take out a device that was previously placed in an upper vein - a central catheter, port, PICC line, or similar hardware - without putting a replacement device in during the same procedure. This is the counterpart to earlier device placement, performed once a catheter or port is no longer needed, has become infected, has malfunctioned, or has reached the end of its planned use.
A clinician performs this procedure when treatment requiring the device is complete, such as finishing a course of chemotherapy or long-term antibiotics, or sooner if complications like infection, clot formation around the catheter, or mechanical failure make continued use unsafe. Removal can be a simple bedside procedure for some catheters or may require a brief surgical approach for tunneled catheters or implanted ports anchored under the skin.
Patients should understand this procedure is specifically about taking the device out; if a new device is placed at the same time to replace it, that placement is captured separately as its own procedure.
Anatomy & Axis Detail
Azygos Vein
The azygos vein ascends along the right side of the vertebral column within the posterior mediastinum, draining the posterior intercostal veins and ultimately emptying into the superior vena cava, and it serves as an important collateral pathway when normal caval or portal venous return is obstructed. Removal in this body part refers to taking out a previously placed device, such as an embolization coil, occluder, or catheter fragment, from within the vessel, rather than excising venous tissue. Access is typically achieved via a percutaneous transvenous approach given the vein's deep thoracic location adjacent to the esophagus and thoracic duct. Documentation should identify the specific device retrieved and confirm that no vein wall tissue was excised during the procedure.
Approach: Percutaneous Endoscopic
Percutaneous Endoscopic combines a puncture through skin or mucous membrane with insertion of an endoscope to visualize the procedure internally, as in laparoscopic cholecystectomy. It is distinguished from plain Percutaneous by the presence of scope-guided visualization, and from Via Natural or Artificial Opening Endoscopic by its route being a new puncture rather than an existing orifice or stoma.
Device: Monitoring Device
Monitoring Device designates a device left in place to measure or track a physiologic parameter, such as an implanted pressure or activity sensor. It differs from Drainage Device, which removes fluid or air, by instead collecting data for ongoing clinical assessment without evacuating any substance from the body.
Coding & Documentation
Coders should confirm the documentation describes the device being taken out with nothing replacing it in the same operative episode - if a new catheter or port goes in during the same encounter, that is typically captured as a Removal combined with an Insertion, or handled through the Revision root operation depending on what exactly changed. The vein where the device originally sat, and the type of device removed, should both be clear in the note.
A common error is coding a simple bedside catheter pull, such as a non-tunneled central line removed by nursing staff without surgical intervention, when that action may not meet criteria for a separately reportable procedure depending on the setting and payer rules. Coders also sometimes misassign the body part when a tunneled catheter's exit site is in the chest wall but the catheter tip terminates centrally - the vein of origin governs the code, not the skin exit point.