ICD-10-PCS Billable Code

07PK4DZ

Removal Thoracic Duct to No Qualifier with Intraluminal Device, Percutaneous Endoscopic Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body System7 Lymphatic and Hemic Systems
OperationP Removal
Body PartK Thoracic Duct
Approach4 Percutaneous Endoscopic
DeviceD Intraluminal Device
QualifierZ No Qualifier

Operation Definition

Taking out or off a device from a body part

Procedure Overview

This family covers taking out a device that was previously placed in a lymphatic or hemic structure, such as a drain left in the splenic bed after surgery, a catheter used to manage a lymphatic leak, or a mesh or other implant associated with the spleen or thymus. The device itself is being removed; no tissue is being cut away or repaired in the process. These procedures are typically staged after an earlier operation, once the device has served its purpose - controlling drainage, supporting healing, or monitoring a surgical site.

For patients, this is usually a straightforward, low-risk step in recovery rather than a major operation, though it is still coded as a distinct procedure because it involves entering the body to retrieve the device.

Anatomy & Axis Detail

Thoracic Duct

The thoracic duct is the principal conduit carrying lymph and chyle from the lower body and left upper quadrant into the venous system near the left subclavian-jugular junction, running through the posterior mediastinum alongside the aorta and esophagus. Removal here means taking out some or all of this duct without replacement, a step sometimes required when the duct is damaged, chylous leak cannot be controlled by ligation alone, or a portion is excised during esophagectomy or other mediastinal oncologic surgery. Because the duct is thin-walled, variable in course, and easily injured, documentation should specify whether the excision was partial or total and note any resulting chylothorax risk. Its proximity to major thoracic vessels and nerves makes precise identification of the excised segment important for accurate coding.

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: 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 identifying the specific device removed and confirming that removal is the entire action - if the surgeon also repairs tissue, replaces the device, or performs any other procedure during the same encounter, additional codes are needed alongside or instead of Removal. A frequent error is coding Removal when a device is actually being exchanged for a new one in the same body part; ICD-10-PCS handles a straight swap differently than a removal followed by a separate insertion. Another pitfall is confusing removal of a device from the lymphatic system with removal of a device from an adjacent structure (such as a vascular access line running near lymph nodes) - the device must be recorded against the lymphatic or hemic body part it was actually seated in.

Commonly Confused With

ExtractionRemoval is frequently mixed up with Extraction, which involves pulling out matter (like fluid or a foreign body) rather than a placed device, and with Revision, which adjusts or corrects a device left in place rather than taking it out entirely.
InsertionWhen a device is both removed and a new one placed in the same session, coders sometimes miss that a separate Insertion code is also required.