ECG
ECG Lead placement. The diagram below shows a heart and the direction of the resultant electrical vector. Below it, the 12 leads are shown as typically appear on an ECG tracing. The three limp leads, the three augmented limp leads, and the six precordial chest leads....
CARDIOLOGY
The following tables come from the source referenced below. Empirically-evaluated potential sources of inaccuracy in the measurement of adults’ resting blood pressure Range of reported significant mean effects (in mmHg) unless specified Potential source of inaccuracy...
CARDIOLOGY
Air Versus Oxygen in ST-Segment–Elevation Myocardial Infarction “Supplemental oxygen therapy in patients with ST-elevation–myocardial infarction but without hypoxia may increase early myocardial injury and was associated with larger myocardial infarct size...
CARDIOLOGY
Common causes of inaccurate BP Measurements When the patient has… BP can appear higher by… A full bladder 10-15 mmHg An unsupported back 5-10 mmHg Unsupported feet 5-10 mmHg Crossed legs 2-8 mmHg Cuff over clothing 10-40 mmHg Unsupported arm 10 mmHg A...
CARDIOLOGY
Causes of Inaccurate Blood Pressure Measurements How to properly take the blood pressure See the following links. https://jamanetwork.com/journals/jama/fullarticle/2643764 https://wire.ama-assn.org/delivering-care/one-graphic-you-need-accurate-blood-pressure-reading...
CARDIOLOGY
The classic risk factors for atherosclerosis are also risk factors for AAA. Tobacco smoking, Male sex, Age, low HDL cholesterol, HIgh total cholesterol / Use of statins Hypertension,
