CPT® Code 63194

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Laminectomy with cordotomy, as described by CPT® Code 63194, is a surgical procedure aimed at alleviating severe pain by selectively targeting the anterior spinothalamic tract, which is the primary pathway for pain transmission within the spinal cord. This procedure is typically indicated for patients experiencing significant unilateral pain, often due to malignancies, particularly in terminally ill individuals. The anterior spinothalamic tract is located bilaterally in the anterolateral region of the spinal cord, with each side transmitting sensory information from the opposite side of the body to the brain. The procedure can be performed in a single operation or as part of a two-stage approach, and it can be executed unilaterally or bilaterally depending on the patient's specific condition and pain distribution. The surgical approach involves making an incision over the cervical or thoracic vertebrae where the targeted spinothalamic tract is located, followed by the removal of bone to expose the spinal cord. This allows for the precise identification and sectioning of the spinothalamic tract, thereby interrupting the pain signals being transmitted to the brain.