PSMA2 and myocardial infarction: For patients with bradycardia and hypotension consider both non-toxicologic (myocardial infarction (MI) with cardiogenic shock, hyperkalemia, myxedema coma, spinal cord injury and hypothermia) and toxicological (calcium channel blockers (CCB), beta-blockers (BB), digoxin, opiates, alpha-2 antagonists, sodium channel blockers, cyclobenzaprine, and antipsychotics) etiologies.