Figure 24-7 Causes of perioperative cardiac arrests in the pediatric population in the Pediatric Perioperative Cardiac Arrest Registry. Medication-related and cardiovascular (CV) causes of cardiac arrest were most common. (Adapted from Morray JP, Geiduschek JM, Ramamoorthy C, et al: Anesthesia-related cardiac arrest in children: Initial findings of the Pediatric Perioperative Cardiac Arrest [POCA] Registry. Anesthesiology 93:6, 2000.)