ICD-10-PCS Billable Code

0M8G4ZZ

Division Rib(s) Bursa and Ligament to No Qualifier with No Device, Percutaneous Endoscopic Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body SystemM Bursae and Ligaments
Operation8 Division
Body PartG Rib(s) Bursa and Ligament
Approach4 Percutaneous Endoscopic
DeviceZ No Device
QualifierZ No Qualifier

Operation Definition

Cutting into a body part, without draining fluids and/or gases from the body part, in order to separate or transect a body part

Procedure Overview

Division procedures in this family involve cutting into a bursa or ligament to separate or transect it, without removing any tissue and without draining fluid. The goal is to release tension, relieve compression, or free a structure that has become tight, thickened, or scarred. A familiar example is release of the transverse carpal ligament to relieve carpal tunnel syndrome, or sectioning a tight ligament that is restricting joint motion after injury or contracture.

Because nothing is removed, the ligament or bursa remains in the body, just cut through so its two ends separate or its restrictive effect is eliminated. Surgeons choose this approach when the structure itself is not diseased but is mechanically causing a problem, such as nerve entrapment or joint stiffness.

Recovery generally focuses on restoring motion and function once the compressive or restrictive tissue has been released, and many division procedures are done through small incisions or endoscopically.

Anatomy & Axis Detail

Rib(s) Bursa and Ligament

Rib-associated bursae and ligaments include the costotransverse and costovertebral ligaments anchoring each rib to the corresponding vertebra, along with any local bursae reducing friction where the rib articulates posteriorly. Division of a costotransverse or costovertebral ligament may be performed to mobilize a rib during thoracic surgical exposure, to release a structure contributing to restricted rib excursion, or as part of a procedure addressing a rib deformity affecting the thoracic cage. Because each rib's stability at the vertebral articulation depends on these ligaments, surgeons divide them selectively and typically only to the extent needed to achieve mobility or exposure, since excessive division can affect the mechanical integrity of the rib cage's connection to the spine and its role in respiratory motion.

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

Coders should look for operative language describing cutting, sectioning, or releasing a ligament or bursa wall without any mention of tissue removal or fluid evacuation. Documentation should clearly state the intent was to separate or transect, not to excise. A common error is coding a release procedure as Excision when the surgeon only cut the structure without taking out a piece of it - the note must be read carefully to determine whether tissue was actually removed.

Another frequent mistake is confusing Division with Release, which in ICD-10-PCS is reserved for freeing a body part from an abnormal physical constraint by cutting or breaking adhesions rather than cutting the target structure itself.

Commonly Confused With

ReleaseDivision is easily confused with Release, since both involve cutting to free up movement.
ExcisionDivision is also distinct from Excision, where a portion of the structure is physically removed rather than just separated.