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Edits by Meyers and Smith A man in his 70s with PMH of hypertension, hyperlipidemia, type 2 diabetes, CVA, dual-chamber Medtronic pacemaker, presented to the ED for evaluation of acute chest pain. American Heart Journal 170(6):1255-1264; December 2015. LAFB, atrialflutter, anterolateral STEMI(+) OMI.
Negative predictors of adverse outcome: Pacemaker Pre-syncope or "near-syncope," but there is still some small risk (5, 18) These last two are identified in studies, but I consider them dangerous signs and symptoms in their own right, as above: 10. QRS Annals of Emergency Medicine March 2015 ; Volume 65, Issue 3, Pages 268–276.e6
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