ICD-10-PCS Billable Code

0GC94ZZ

Extirpation Para-aortic Body to No Qualifier with No Device, Percutaneous Endoscopic Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body SystemG Endocrine System
OperationC Extirpation
Body Part9 Para-aortic Body
Approach4 Percutaneous Endoscopic
DeviceZ No Device
QualifierZ No Qualifier

Operation Definition

Taking or cutting out solid matter from a body part

Procedure Overview

Extirpation in the endocrine system means taking or cutting out solid matter that does not belong in the body, such as a calcified deposit, a blood clot, or foreign material lodged in or around a gland like the thyroid or adrenal. Unlike excision, this matter is abnormal material rather than a piece of the gland's own tissue, and nothing about the gland's structure is altered by the removal itself.

This kind of procedure is performed when imaging or symptoms indicate a solid obstruction or abnormal deposit is present, for example a calcified nodule causing discomfort or a hematoma compressing a gland after trauma or prior surgery. Removing the material relieves the physical problem it is causing without requiring removal of any of the gland's own tissue.

Patients should understand that this procedure targets the abnormal material specifically, and the underlying gland is generally preserved unless a separate procedure is also performed to address diseased tissue.

Anatomy & Axis Detail

Para-aortic Body

The para-aortic body refers to chromaffin paraganglion tissue located along the abdominal aorta, most notably the organ of Zuckerkandl near the origin of the inferior mesenteric artery, which represents the largest collection of extra-adrenal chromaffin tissue in the body and can be a source of catecholamine secretion. Extirpation here means removing abnormal material such as hemorrhage, necrotic tissue, or infected debris from this paraganglionic structure without excising it as a mass, which would instead be documented as resection of a paraganglioma. Given its retroperitoneal position adjacent to the aorta and major mesenteric vessels, any procedure in this region requires careful vascular control and awareness that manipulation of chromaffin tissue can provoke catecholamine surges affecting blood pressure and heart rhythm intraoperatively.

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.

Coding & Documentation

A code from this family is used when the operative note describes removal of solid matter that is not a normal part of the body part - a clot, calculus, or foreign body - rather than removal of glandular tissue itself. Documentation should specify that the material extracted was abnormal or foreign rather than part of the organ's own structure.

A common assignment mistake is applying Extirpation when the material removed was actually a piece of the gland, such as a nodule composed of thyroid tissue, which should instead be coded as Excision. Coders should also distinguish between removing liquid contents, which falls under Drainage, and removing solid matter, which is Extirpation, since operative language can sometimes blur the two when describing a mixed collection.

Commonly Confused With

ExcisionExtirpation is frequently confused with Excision, and the distinction rests on what is being removed - Excision takes out a portion of the body part's own tissue, while Extirpation removes solid matter that does not belong there, like a clot or calcified deposit.
DrainageIt is also confused with Drainage when a collection contains both fluid and solid components - if only liquid is removed, Drainage is correct, but if solid material such as debris or a clot is taken out, Extirpation is the appropriate root operation, and mixed cases may require careful review of the documented findings.