0PCV3ZZ
Extirpation Finger Phalanx, Left to No Qualifier with No Device, Percutaneous Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | P Upper Bones |
| Operation | C Extirpation |
| Body Part | V Finger Phalanx, Left |
| 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
Extirpation is the removal of solid matter that does not belong in an upper bone, such as a fragment of dead bone left over from infection, a blood clot, cement, or a foreign object like a bullet or broken piece of surgical hardware. Unlike cutting out living bone tissue, this procedure focuses on taking out material that has formed or lodged within the bone, often through the same access point used for drainage or debridement.
This is frequently seen in the management of chronic osteomyelitis, where a sequestrum of dead bone must be physically removed for the infection to resolve, or in trauma cases where retained metal or debris needs to be taken out of the sternum, ribs, clavicle, or a limb bone. The surrounding healthy bone is left in place.
Anatomy & Axis Detail
Finger Phalanx, Left
The finger phalanges of the left hand, spanning the proximal, middle, and distal bones of digits two through five, are prone to embedded foreign material or localized bone infection following trauma such as a crush injury or a deep laceration. Extirpation clears this abnormal material from within or adjacent to the affected phalanx while preserving the bone's overall continuity. Given how tightly the flexor tendon sheaths and digital nerves wrap around these small bones, the surgical corridor is deliberately narrow, often entered through a midlateral or volar incision. Because the coding value groups all left-hand finger phalanges together regardless of which digit or segment is affected, the operative note should still record the precise bone involved even though it will not change the code.
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
The operative note should identify what solid material was removed and confirm it was abnormal matter rather than a planned portion of the bone itself, since that distinction separates Extirpation from Excision. The specific bone involved and the nature of the material, whether necrotic bone, cement, or a foreign body, should be documented.
A recurring coding mistake is applying Excision when a sequestrectomy is actually described, since removing dead or infected bone debris is Extirpation even though a cutting instrument may be used to free the fragment. Coders should also verify that a device removal, such as taking out failed hardware, is not more accurately captured under the Removal root operation instead.