Procedures include general, orthopedic, endoscopy, plastics/ reconstructive, ophthalmology, urology, gynecology, ENT, interventional radiology, sedation for pain procedures, and approximately 5 percent pediatric cases involving simple ENT (PE tubes, tonsillectomies, adenoidectomies, strabismus, simple orthopedics) ASA 1 to 3 patients. Certified registered nurse anesthetists (CRNAs) are nationally certified as having the competencies necessary to administer anesthesia and related care, and state licensed as advanced practice registered nurses (APRNs).