1. Cardiac call for help; start CPR; attach O2; attach defibrillator
arrest
(pulseless),
first steps
rhythm shockable? VT/VF -> Yes; asystole/PEA -> No
2. Cardiac
arrest
(pulseless),
first decision
2 J/kg, increase by 2 J/kg each subsequent dose to max 10 J/kg
point
3. Cardiac arrest
(pulseless),
first shock
dose (and CPR; rhythm check ASAP, shock and treat known/likely causes; CPR 2
subsequent) min- utes; rhythm check+shock; CPR+epinephrine 2 minutes (consider
ETT); rhythm check+shock; CPR+amiodarone 2 minutes (treat
4. Cardiac ar- reversible causes empirically);
rest rhythm check+shock; then repeat 2 minutes cycles of CPR+ alternating
(pulseless), epi/amio with shocks between med doses
shockable
algo- rithm CPR; rhythm check ASAP, identify non-shockable rhythm; CPR+epi 2
minutes (con- sider ETT); rhythm check; CPR 2 minutes (treat reversible
causes); rhythm check;
5. Cardiac ar-
rest
(pulseless),
non-shockable al- CPR+epi 2 minutes (consider ETT); CPR with rhythm check every 2
minutes, epi
gorithm quality indicators
6. Cardiac arrest 7. Cardiac ar- rest (pulse- less), compres-
(pulseless), sion:breath ratio
com- pression
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9
, PALS Algorithms Study Review Test.
every 4 minutes (after
alternating rhythm checks)
>1/3 of AP diameter,
>100 BPM, complete
chest recoil, minimize
interruptions, change
compressors frequently;
goal ETCO2 >10
15:2 if no ETT (30:2 in
adults or single rescuer); 8-
10 breaths per minute if
ETT
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