1. Verify scene safety.[1, 2, 3]
2. Check responsiveness; if none, follow steps below:
3. Assess for no breathing or only gasping and check pulse for less than 10 seconds, simultaneously. If normal breathing and pulse definitely present, monitor until additional help arrives.
4. If no normal breathing but pulse present, follow the steps below:
5. If no breathing (or only gasping) and no pulse, follow the steps below:
6. With AED attached, assess for shockable rhythm, as follows:
See the list below:
See the list below:
See the list below:
See the list below:
Changes from the 2010 guidelines include the following: