Aortic Coronary Angiogram Stenosis 
EMS 12-Lead
JULY 24, 2023
Category 1 : Sudden narrowing of a coronary artery due to ACS (plaque rupture with thrombosis and/or downstream showering of platelet-fibrin aggregates. It’s judicious, then, to arrange for coronary angiogram. Supply-demand mismatch (non-occlusive coronary disease, or exacerbation of preexisting flow insufficiency) a.
Dr. Smith's ECG Blog
MAY 20, 2024
The Queen of Hearts disagrees, diagnosing OMI with high confidence: Case Continued: The EKG was not immediately recognized by the emergency provider, who ordered a CT scan to rule out aortic dissection at 1419. If it is angina, lowering the BP with IV Nitroglycerine may completely alleviate the pain and the (unseen) ECG ischemia.
Dr. Smith's ECG Blog
MAY 10, 2023
A CT Coronary angiogram was ordered. Here are the results: --Minimally obstructive coronary artery disease. --LAD LAD plaque with 0-25 percent stenosis. No signs for aortic dissection or pulmonary embolus. --"Results were discussed with the ordering physician. A repeat troponin returned at 0.45
Dr. Smith's ECG Blog
NOVEMBER 4, 2022
History sounds concerning for ACS (could be critical stenosis, triple vessel), but differential also includes dissection, GI bleed, etc. 2 cases of Aortic Stenosis: Diffuse Subendocardial Ischemia on the ECG. All electrocardiograms (ECGs) and coronary angiograms were blindly analyzed by experienced cardiologists.
BoardVitals - Cardiovascular
MAY 1, 2017
While the first one may radiate to the axilla and base, but usually not into the neck, it does reflect both aortic outflow obstruction and mitral regurgitation in patients with a large gradient. On the other hand, the murmur in valvular aortic stenosis does not change substantially or decreases slightly following the Valsalva maneuver.
EMS 12-Lead
MAY 20, 2022
There is ventricular hypertrophy in the absence of abnormal loading conditions, such as aortic stenosis, or hypertension, for example – of which the most common variant is Asymmetric Septal Hypertrophy. Type II MI), however decided to pursue coronary angiogram out of an abundance of caution.
Dr. Smith's ECG Blog
NOVEMBER 19, 2016
Look at the aortic outflow tract. The diagnostic coronary angiogram identified only minimal coronary artery disease, but there was a severely calcified, ‘immobile’ aortic valve. Aortic angiogram did not reveal aortic dissection. What do you see? Answer below in the still shot.
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