Transpalatal approach to the skull base.
D002648:Child; D002754:Choanal Atresia / Q000601:surgery; D002817:Chordoma / Q000601:surgery; D018219:Histiocytoma, Benign Fibrous / Q000601:surgery; D006801:Humans; D008297:Male; D009303:Nasopharyngeal Neoplasms / Q000601:surgery; D010159:Palate / Q000601:surgery*; D010255:Paranasal Sinus Neoplasms / Q000601:surgery; D013101:Sphenoid Sinus / Q000601:surgery