0GCN4ZZ
Extirpation Inferior Parathyroid Gland, Right to No Qualifier with No Device, Percutaneous Endoscopic Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | G Endocrine System |
| Operation | C Extirpation |
| Body Part | N Inferior Parathyroid Gland, Right |
| Approach | 4 Percutaneous Endoscopic |
| Device | Z No Device |
| Qualifier | Z 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
Inferior Parathyroid Gland, Right
The right inferior parathyroid gland develops from the third pharyngeal pouch and, as a result, has a more variable final position than the superior glands, sometimes found near the lower pole of the right thyroid lobe, within the thymic tongue, or in an ectopic location in the mediastinum. Extirpation coded to this gland involves removing abnormal material, such as calcified debris or necrotic tissue, without resecting the gland structurally. Because of its embryologic migration path, the right inferior gland can be more challenging to locate during surgery, and the operative note should clarify both the anatomical position identified and that only pathologic content, not the gland itself, was extracted. Preservation of the gland's blood supply and nearby recurrent laryngeal nerve remains a priority even when only debris is being removed.
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
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.