…or treatment. Testing is therefore not an automatic response to chest pain. It is appropriate when the expected information is likely to change management. In…

…scene. If an AED (automatic external defibrillator) has been connected, it should be interrogated (if possible) to determine whether it has recorded any shockable rhythms…

…be initiated. In regards to cardiac arrest, BLS includes delivering high quality chest compressions, ventilations and use of an automatic external defibrillator (AED). BLS courses…

…to treat to save one. If an intervention has an NNT of 10, then 10 people must be treated to save 1. AED = automatic…

…QT syndrome An abnormally prolonged QTc interval is referred to as long QT interval . The upper reference limit for QTc interval is 460 ms in…

…electric shock (i.e. a shock delivered randomly, without considering the phase of the cardiac cycle) to terminate ventricular fibrillation. Cardioversion : Use of synchronized electric…

…increasingly common to dispatch first responders to OHCA, in addition to ambulances. Chest compressions are prioritized above ventilations. DEFIBRILLATION Public defibrillators (AED, Automatic External Defibrillator…

…automated device. Home blood pressure monitoring (HBPM): self measurement at home, generally with a validated upper arm oscillometric device. Ambulatory blood pressure monitoring (ABPM): automated…

…blunt force, lacerations, gunshot wounds) Asthmatic episodes Iatrogenic events (e.g., during central venous catheter insertion) Underlying lung pathologies In cases of benign pneumothorax, positive…

…Acute aortic dissection. Physical inability to perform the test safely. Relative: Condition Comment : : Left main stenosis Known — perform the test only on a clear indication…