Brockenbrough–Braunwald–Morrow sign A 21 Year old male presented with syncope on exertion. Family history positive for Sudden Cardiac Death. Examination revealed Ejection Systolic Murmur at left sternal border and brisk carotid upstroke (not radiating to neck). Murmur accentuated on standing. ECG showing dagger like Q waves in anterolateral leads. a) What is the most likely diagnosis? b) What is brocken brough phenomenon? c) What are the risk factors for Sudden Cardiac Death in this disease? d) Name two treatment options available and which will you consider for this patient and why? Answers: a. Hypertrophic cardiomyopathy b. Severe increase in the Left ventricular aortic gradient in the beat after a premature ventricular contraction (PVC) due to increase in contractility and decrease in afterload during the post PVC beat. c. Risk factors for sudden death Previous Cardiac arrest Sustained ...
Cardiology Notes: Clinical Cases including ECG, Echocardiography, Cath, and MOCK Exams to sharpen your cardiology data interpretation skills. Healthcare is stressful!!! Learning cardiology shouldn't be !!!