ICD-10-PCS Billable Code

0DNL3ZZ

Release Transverse Colon to No Qualifier with No Device, Percutaneous Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body SystemD Gastrointestinal System
OperationN Release
Body PartL Transverse Colon
Approach3 Percutaneous
DeviceZ No Device
QualifierZ No Qualifier

Operation Definition

Freeing a body part from an abnormal physical constraint by cutting or by the use of force

Procedure Overview

This family covers operations that free a segment of the digestive tract from something abnormally constraining it, such as a band of scar tissue, an adhesion, a hernia sac, or another structure compressing or trapping the bowel. The goal is to relieve the physical restriction so the organ can move and function normally again, not to remove diseased tissue or repair a structural defect in the organ itself.

A classic example is lysis of adhesions, where a surgeon cuts through fibrous scar tissue from a previous abdominal surgery that has bound loops of intestine together and is causing pain or obstruction. Another common scenario is releasing bowel that has become trapped in a hernia defect. Patients typically undergo this procedure when imaging or symptoms point to a mechanical obstruction or entrapment, and it is often performed laparoscopically, though it may also be done as part of a larger open operation.

Anatomy & Axis Detail

Transverse Colon

The transverse colon crosses the upper abdomen suspended by the transverse mesocolon and attached to the greater omentum and stomach along its superior border, making it particularly prone to adhesions after gastric or hepatobiliary surgery or from chronic pancreatitis affecting nearby structures. Releasing this segment entails dividing fibrous bands or omental adhesions that restrict its mobility or cause kinking, without resecting bowel tissue. Its central, mobile position and connections to the splenic and hepatic flexures mean that release here often accompanies procedures addressing flexure-related obstruction or preparing the colon for other interventions requiring full mobilization. Surgeons documenting this procedure should note whether adhesiolysis was confined to the transverse segment or extended into adjacent flexures, since that distinction affects accurate body part selection.

Approach: Percutaneous

Percutaneous describes entry by needle or instrument puncture through the skin or mucous membrane to reach the site of the procedure, without cutting the tissue open or using a visualizing scope. It differs from Open in that the site itself is never exposed, and from Percutaneous Endoscopic in that no endoscope is used to see internal structures. Common examples include needle biopsies and injections.

Coding & Documentation

Documentation supporting this code should describe cutting or otherwise freeing the bowel from an external constraining structure, such as adhesions, a hernia ring, or fibrous bands, with the bowel itself remaining otherwise intact. The operative note should specify which segment of the gastrointestinal tract was freed and, ideally, what was constraining it. A common coding error is assigning Release when adhesions were incidentally taken down simply to gain surgical access, rather than as a deliberate therapeutic step to relieve an obstruction or entrapment - in ICD-10-PCS, incidental lysis of adhesions performed only to reach the operative site is not coded separately. Another frequent mistake is confusing Release with Repair when the operative note describes reducing a hernia; if the bowel itself is repaired or resected in addition to being freed, those actions need their own codes alongside or instead of Release.

Commonly Confused With

RepairRelease is most often confused with Repair, particularly in hernia cases - Release applies to freeing the entrapped bowel itself, while the hernia repair (closing the defect in the abdominal wall) is coded separately, often outside the gastrointestinal body system entirely.
DivisionIt can also be confused with Division, which involves cutting a body part without separating it into distinct portions and without freeing it from an external constraint; Release specifically requires an abnormal constraining structure to be present and addressed.