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Definitive Skull Base Surgical Procedures

Definitive skull base surgical procedures addressing tumor or lesion resection at skull base foundations with reconstructive elements. CPT codes 61600–61616 specify base‑of‑skull resections by anterior, middle, and posterior cranial fossa locations and associated definitive interventions.

Repair and/or Reconstruction of Surgical Defects of Skull Base Procedures

Repair and reconstruction of skull base surgical defects including duraplasty, free flap or local flap reconstruction and watertight closure techniques. CPT codes 61618–61619 designate skull base defect repair and reconstruction procedures following definitive skull base surgery.

Skull Base Surgical Approach Procedures

Skull base surgical approach procedures describing anterior, middle and posterior cranial fossa access techniques for lesions at the skull base. CPT codes 61580–61598 cover specific approach corridors and exposure methods used to access skull base pathology.