Anesthesia professionals, like CRNAsSometimes called a CRNA, nurse anesthesiologist, or nurse anesthetist, these are advanced practice registered nurses (APRN) who specialize in administering anesthesia for surgical, diagnostic, and therapeutic procedures. , have answers. You may also hear CRNAs called nurse anesthesiologists or nurse anesthetists. In this section, our experts answer common questions, address myths, and discuss important topics in anesthesia care.