CPT® Code 63266

The procedure described by CPT® Code 63266 involves a laminectomy performed specifically for the excision or evacuation of a non-neoplastic intraspinal lesion located in the thoracic region. Non-neoplastic intraspinal lesions can arise from various causes, including infectious agents such as tuberculosis, syphilis, cytomegalovirus, herpes simplex virus, bacteria, or parasites. Additionally, these lesions may be non-infectious, resulting from conditions like sarcoidosis, multiple sclerosis, or systemic lupus erythematosus. Inflammatory lesions, which may be due to idiopathic necrotizing processes or radiation myelopathy, also fall under this category. The laminectomy procedure entails making an incision in the skin over the thoracic area, extending down to the spinous processes, allowing access to the spinal column. The muscle is then retracted to expose the lamina and facet joint. A bone drill is utilized to remove part or all of the lamina, thereby exposing the spinal cord and allowing for the identification and exploration of the lesion. The procedure may involve obtaining a tissue sample for pathology examination, and the lesion is meticulously dissected from surrounding tissues, potentially using an operating microscope for enhanced visibility. Once the lesion is completely detached, it can be either excised or evacuated using suction. This procedure is critical for addressing various non-neoplastic conditions affecting the thoracic spine, ensuring that the underlying issues are effectively managed.