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What does the angiogram show? The Echo? The CT coronary angiogram? How do you explain this?

Dr. Smith's ECG Blog

Angiogram No obstructive epicardial coronary artery disease Cannot exclude non-ACS causes of troponin elevation including coronary vasospasm, stress cardiomyopathy, microvascular disease, etc. CORONARY ARTERIES: Exam was not directly tailored for coronary artery evaluation, noting recent diagnostic coronary angiogram.

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Concerning EKG with a Non-obstructive angiogram. What happened?

Dr. Smith's ECG Blog

link] A 62 year old man with a history of hypertension, type 2 diabetes mellitus, and carotid artery stenosis called 911 at 9:30 in the morning with complaint of chest pain. Challenge QUESTION: The relative change in T-QRS-D is not the only thing that changes during period of time that passed between recording of the 2 ECGs shown in Figure-1.

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Occlusion myocardial infarction is a clinical diagnosis

Dr. Smith's ECG Blog

Moreover , the patient has ongoing symptoms and has an unexplained elevated troponin, so she is having an MI and the only question is whether it is type 1 or type 2 due to hypertension. Case continued She was loaded with aspirin 325 mg, and repeat troponin drawn around the time of EKG 1 resulted at 267 ng/L. At midnight.

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How important are old ECGs in Non-obvious cases of potential OMI?

Dr. Smith's ECG Blog

We who know ischemic ECGs know that really when T-wave inversion is specific for coronary thrombosis that it indicates reperfusion of the artery, not active occlusion. Learning Point: 1. For examples of such exceptions — See My Comment in the January 9, 2019 — August 22, 2020 — and June 30, 2023 posts in Dr. Smith's ECG Blog ).

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What Lies Beneath

EMS 12-Lead

Question 1: What is the rhythm? Beat 1 : Sinus, narrow QRS complex. The assumption is that a premature complex discharged prior to Beat 1, which prolonged its respective refractory period in the same manner as Beat 5. The coronary angiogram revealed no critical stenosis, or acute plaque ulceration.

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Judge for yourself the management of this patient with "NSTEMI, multivessel disease"

Dr. Smith's ECG Blog

References: 1) See this study showing an association between morphine and mortality in Non-STE-ACS: Meine TJ, Roe M, Chen A, Patel M, Washam J, Ohman E, Peacock W, Pollack C, Gibler W, Peterson E. As you take another LOOK at ECG #1 — What is the relevance of the findings that I've labeled in Figure-1 ?

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A man in his 50s with chest pain

Dr. Smith's ECG Blog

He had episodes of chest pain off and on all night, until about 1 hour prior to arrival when the pain became constant, crushing, 10/10 chest pain that radiated to both arms. Proven STEMI has an open artery in 19% to 36% of cases, depending on whether it is TIMI −1, −2, or −3 flow. 25] Stone et al found that 72% have TIMI 0 or 1 flow.

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