Sara Knippa, MS, RN, CNS, CCRN, PCCN, ACCNS-AG, is the contributing editor of the column. Sara is a clinical nurse specialist/educator in the cardiac intensive care unit at University of Colorado Hospital, Aurora, Colorado. She welcomes feedback from readers and practice questions from potential contributors at Sara wrote the introduction.


Carol Ann Rauen, MS, RN-BC, CCRN, PCCN, CEN, TCRN, is an independent clinical nurse specialist and education consultant in St. Augustine, Florida, and a staff nurse in the trauma intensive care unit at Orange Park Medical Center, Orange Park, Florida. Carol Ann wrote the adult CCRN review questions.


Melanie Muller, MSN, CRNP-AC, is a pediatric cardiac surgery nurse practitioner in the Children’s Heart Program, University of Maryland Medical Center, Baltimore, Maryland. Melanie wrote the pediatric CCRN review questions.


I know a nurse who probably saved a life (or at least prevented serious...

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