A) HypertensionB) Addison’s diseaseC) Chronic obstructive lung diseaseD) Mitral stenosisE) Left anterior fascicular block
A) Atrial tachycardia; anterior infarctionB) Sinus tachycardia; pericardial effusionC) Arial fibrillation; aortic stenosisD) Atrial flutter; obesity hypoventilation syndromeE) Sinus tachycardia; mitral regurgitation
A) HyperkalemiaB) HypocalcemiaC) Digitalis toxicityD) Tricyclic antidepressant overdoseE) Amiodarone toxicity
A) Acute subarachnoid bleedB) Acute pulmonary embolismC) Acute anterior myocardial infarction (MI)D) Acute pancreatitisE) Hypercalcemia
A) Rheumatic valvular diseaseB) Aortic stenosis (bicuspid valve)C) Chronic obstructive pulmonary disease (COPD)D) Posterior myocardial infarctionE) Digitalis toxicity
A) Right ventricular hypertrophy (pressure load) from severe pulmonary artery hypertensionB) Critical aortic stenosisC) Atrial septal defect /secundum type with a left to right shunt (volume load)D) Atrial septal defect/ostium primumE) Dextrocardia (situs inversus)
A) Sodium bicarbonate and urgent hemodialysis for hyperkalemiaB) Urgent diagnostic cardiac catheterizationC) Lidocaine for 'slow' ventricular tachycardiaD) Toxicology screen to rule out drug overdose given a 'wide QRS' rhythmE) Admit and observe with serial cardiac enzymes
A) Acute pericarditisB) Coronary vasospasm syndromeC) Acute right ventricular ST elevation MID) Brugada-type pattern, drug-inducedE) Benign early repolarizations
A) Sinus rhythm with intermittent 2:1 AV blockB) Physiologic (respiratory) sinus arrhythmiaC) Atrial flutter with variable blockD) Sinus rhythm with intermittent 2:1 SA blockE) Sinus rhythm with AV Wenckebach
A) Complete left bundle branch blockB) Accelerated idioventricular rhythmeC) Left ventricular hypertrophy and an intraventricular conduction delayD) Wolff-Parkinson-White pre-excitation patternE) Acute anterior wall myocardial infarction with intraventricular conduction delay