Internal Medicine COMAT Review || Already Passed.

ECG leads representing anterior wall correct answers V1-4 (LAD) ECG leads representing the inferior portion of the heart correct answers II, III, and aVF (right coronary artery) ECG leads representing the lateral myocardial wall correct answers I, AVL, V5, & V6 When should you consider immediate diagnostic coronary angiography? correct answers order immediate diagnostic coronary angiography for a STEMI or new-onset Left BBB Another name for angioplasty... correct answers Primary In an acute inferior wall myocardial infarction, occlusion of which coronary artery is usually implicated? correct answers Right coronary artery Difference in sounds between COPD and pulmonary edema/interstitial lung disease. correct answers Wheezing or rhonchi= more suggestive of COPD Crackles= more suggestive of pulmonary edema or interstitial lung disease. Most common cause of an S3 heart sound correct answers CHF What are S3 heart sounds correct answers S3 results from increased atrial pressure leading to increased flow rates, as seen in congestive heart failure, which is the most common cause of an S3 heart sound. causes of a mid-systolic non-radiating murmur correct answers High output states (anemia, fever, thyrotoxicosis, pregnancy). Aortic stenosis (ejecting systolic murmur that radiates to carotids). Aortic sclerosis (valve thickening w/o outflow obstruction). Pulmonic stenosis Hypertrophic cardiomyopathy (consider in younger patients). Where is aortic regurgitation auscultated? correct answers It's an early DIASTOLIC murmur heard in the 2nd LEFT-upper sternal border. Indications for ordering an echocardiogram correct answers 1. Patient is symptomatic w/murmur. 2. Pt has continuous murmur. 3. Pt has diastolic murmur 4. Pt has murmur w/intensity 3/6.