ICD-10-PCS Billable Code

0GC20ZZ

Extirpation Adrenal Gland, Left to No Qualifier with No Device, Open Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body SystemG Endocrine System
OperationC Extirpation
Body Part2 Adrenal Gland, Left
Approach0 Open
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

Adrenal Gland, Left

The left adrenal gland lies superior to the left kidney, closely related to the tail of the pancreas, splenic vessels, and left renal vein, into which its central vein typically drains. Extirpation here refers to removing abnormal material - such as hemorrhage, an abscess, or necrotic debris - from within or on the gland without excising adrenal tissue itself, as would occur with adrenal hemorrhage from trauma, anticoagulation, or infection. This differs from adrenalectomy performed for a functioning tumor. Because the left adrenal vein is short and drains into the renal vein rather than directly into the vena cava as on the right, and because the gland sits near the spleen and pancreatic tail, procedures in this region carry distinct risk of injury to these adjacent structures compared with the right side.

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

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.