01C83ZZ
Extirpation Thoracic Nerve to No Qualifier with No Device, Percutaneous Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | 1 Peripheral Nervous System |
| Operation | C Extirpation |
| Body Part | 8 Thoracic Nerve |
| Approach | 3 Percutaneous |
| Device | Z No Device |
| Qualifier | Z No Qualifier |
Operation Definition
Taking or cutting out solid matter from a body part
Procedure Overview
This family applies when a surgeon removes solid abnormal material from in or around a peripheral nerve without cutting out any of the nerve tissue itself. Typical examples include removing a calcified deposit compressing a nerve, extracting a foreign body such as glass or metal fragments lodged near a nerve after an injury, or clearing organized clot or scar debris that formed around a nerve following trauma or prior surgery.
The purpose is to eliminate something that does not belong in the body and is interfering with nerve function, rather than to treat the nerve tissue itself. Because the material removed is often the direct cause of nerve compression or irritation, patients may notice improvement in pain or sensation once it is taken out.
Anatomy & Axis Detail
Thoracic Nerve
Thoracic nerves are the segmental spinal nerves that run along the ribs, supplying sensation to the chest wall and motor innervation to the intercostal muscles. Extirpation involving a thoracic nerve typically addresses a mass, such as a schwannoma or neurofibroma, or fibrous entrapment following prior thoracic surgery or trauma that irritates the nerve along its intercostal path. Because these nerves lie in a narrow space between rib and pleura, the approach must account for the risk of pneumothorax and the close proximity of intercostal vessels. Persistent postoperative neuralgia is a common indication for exploring and clearing material from a specific thoracic nerve, and documentation should identify the involved rib level.
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
Assignment depends on clear documentation that the material removed was abnormal and separate from the nerve itself, such as a foreign object, thrombus, or non-biological debris, rather than a piece of the nerve or a growth arising from it. The operative note should describe what was found and removed, and whether it required cutting through tissue to reach it (which does not change the root operation, since the objective is still removal of solid matter). A common mistake is using Extirpation when a cyst or tumor arising from the nerve was actually excised, since tumor tissue that is part of the body part belongs under Excision, not Extirpation. Coders should also check whether imaging findings match the operative description of the material removed.