Assess the enviroment safty, do not start CPR in sorounding dangersBaseic concenept is start CPR and give defibrillation early withot delayBegin CPR even if you are not sure about presence of Pulseunneeded compression is less harmful than postponed compressionsdelaying CPR reduces the chance of survival and good neurologic outcome

Steps

Check responivenessTap and shout “Are uou OK”Shout for helpActivate the emergency systemGet the AED of availableWhile assessing consciousness evaluate the patient’s Pulse and airway.If the patient is face-down, you must roll the patient onto his or her back, taking care not to create or worsen an injury.

If the victim unresponsive, start CPR immediatly