CPT® Code 69960

Decompression of the internal auditory canal is a surgical procedure aimed at alleviating pressure within the internal auditory canal, which can lead to various symptoms such as pain, hearing loss, or balance issues. This procedure is typically indicated when there is compression of the structures within the canal, often due to tumors, vascular anomalies, or other pathological conditions. The surgery is performed using a middle fossa approach, which involves making a long curvilinear incision over the temporal bone on the affected side of the head. This approach allows the surgeon to access the internal auditory canal effectively. During the procedure, the temporal lobe is carefully retracted to expose the superior surface of the temporal bone, enabling the identification and opening of the internal auditory canal. Once accessed, the surgeon releases any structures that are compressed, thereby relieving the pressure and associated symptoms. After the decompression is completed, the bone flap is replaced and secured, followed by the closure of the soft tissues to ensure proper healing and recovery.