The ECG in Prehospital Emergency Care

William Brady, MD Professor of Emergency Medicine, University of Virginia Charlottesvile, VA USA Korin Hudson, MD Assistant Professor of Emergency Medicine, Washington Hospital Center Georgetown University Washington, DC USA Sabina Braithwaite, MD Assistant Professor of Emergency Medicine, University of Virginia Charlottesvile, VA USA Jeffrey Ferguson, MD Assistant Professor of Emergency Medicine, East Carolina University Greenville, NC USA Steven Mitchell, MD Assistant Professor of Emergency Medicine, University of Washington Seattle, WA USA

List of Contributors, ix Foreword, xi Preface, xiii Section 1 The ECG in Prehospital Patient Care, 1 1 Clinical applications of the electrocardiogram (ECG), 3 Robert C. Schutt, William J. Brady, and Steven H. Mitchell 2 Clinical impact of the electrocardiogram (ECG), 7 Robert C. Schutt, William J. Brady, and Steven H. Mitchell 3 Interpretation of the electrocardiogram -- single-, multi-, and 12-lead analysis, 12 Robert C. Reiser, Robert C. Schutt, and William J. Brady 4 Variants of the normal, lead misplacement, and electrocardiographic artifact encountered in clinical practice, 17 Robert C. Reiser, Robert C. Schutt, and William J. Brady Section 2 Cardiac Rhythms and Cardiac Dysrhythmias, 23 5 Cardiac rhythms with normal rates, 25 Korin B. Hudson and William J. Brady 6 Narrow QRS complex tachycardia, 29 Courtney B. Saunders and Jeffrey D. Ferguson 7 Wide QRS complex tachycardia, 37 Michael Levy and Francis X. Nolan Jr 8 Bradycardia, 44 Korin B. Hudson, J. Aidan Boswick, and William J. Brady 9 Atrioventricular conduction block, 50 Steven H. Mitchell, Korin B. Hudson, and William J. Brady 10 Intraventricular conduction block: bundle branch block and other conduction abnormalities, 54 Steven H. Mitchell, Richard B. Utarnachitt and William J. Brady 11 Atrial and ventricular ectopic beats, 62 Jeffrey D. Ferguson, Michael Levy, J. Aidan Boswick, and William J. Brady Section 3 Acute Coronary Syndrome and the 12-Lead ECG, 67 12 Ischemic heart disease: anatomic and physiologic considerations, 69 Peter Pollak, Peter Monteleone, Kelly Williamson, David Carlberg, and William J. Brady 13 Historical development of the prehospital electrocardiogram (ECG), 76 Erik Iszkula, David Carlberg, and William J. Brady 14 Electrocardiographic findings in acute coronary syndrome, 79 Peter Monteleone, Peter Pollak, David Carlberg, and William J. Brady Section 4 Special Populations, High-Risk Presentation Scenarios, and Advanced Electrocardiographic Techniques, 95 15 The electrocardiogram in the pediatric patient, 97 Robert Rutherford, Robin Naples, and William J. Brady 16 The electrocardiogram in the poisoned patient, 104 Steven H. Mitchell, Christopher P. Holstege, and William J. Brady 17 The electrocardiogram in hyperkalemia, 112 Steven H. Mitchell and William J. Brady 18 Life-threatening electrocardiographic patterns, 117 Steven H. Mitchell, Richard B. Utarnachitt, and William J. Brady 19 The electrocardiogram in patients with implanted devices, 122 Amita Sudhir and William J. Brady 20 Electrocardiographic tools in prehospital care, 127 Robin Naples, Alvin Wang, and William J. Brady 21 Wolff-Parkinson-White syndrome, 134 William J. Brady 22 Cardiac arrest rhythms, 138 Amita Sudhir and William J. Brady Section 5 Electrocardiographic Differential Diagnosis of Common ECG Presentations, 145 23 Electrocardiographic differential diagnosis of narrow complex tachycardia, 147 Megan Starling and William J. Brady 24 Electrocardiographic differential diagnosis of wide complex tachycardia, 152 Amita Sudhir and William J. Brady 25 Electrocardiographic differential diagnosis of bradyarrhythmia, 161 Megan Starling and William J. Brady 26 Electrocardiographic differential diagnosis of ST segment elevation, 165 Megan Starling and William J. Brady 27 Electrocardiographic differential diagnosis of ST segment depression, 176 Amita Sudhir and William J. Brady 28 Electrocardiographic differential diagnosis of T wave abnormalities: the prominent T wave and T wave inversions, 183 Amita Sudhir and William J. Brady Index, 195