Dr. Smith's ECG Blog

DECEMBER 13, 2024

NOTE: The ECGs in today's case are recorded in the Cabrera Format ( See Dr. Grauer Comment in the October 26, 2020 post of Dr. Smith's ECG Blog for review on the Cabrera Format ). Regarding AFib with WPW: The very rapid heart rate and at times extremely short R-R intervals put the patient with AFib and WPW at risk of cardiac arrest from VFib.

AFIB 103

AFIB Atrial Fibrillation Tachycardia Blog 103

Dr. Smith's ECG Blog

MAY 28, 2013

Day 5 this was recorded: Still a hint of Brugada in V1 One month later: Normalized When the patient awoke, he and his family reported a family history of close relatives with cardiac arrest of uncertain etiology. The patient himself had never had syncope or dysrhythmias. It is free full text.

Dysrhythmia 52

Dysrhythmia Article Cardiac Arrest 52

Dr. Smith's ECG Blog

APRIL 8, 2016

If cardiac arrest from hypokalemia is imminent (i.e., However, this review references the Sterns article above, which by my reading does not state this. As I indicated above, in our cardiac arrest case, after pushing 40 mEq, the K only went up to 4.2 mEq/L for every 100 mEq total body deficit. mEq/L, from 1.9

STEMI 52

STEMI Myocardial Infarction Cardiac Arrest Arrhythmia 52

Dr. Smith's ECG Blog

FEBRUARY 2, 2017

If cardiac arrest from hypokalemia is imminent (i.e., CASE : Prehospital Cardiac Arrest due to Hypokalemia I recently had a case of prehospital cardiac arrest that turned out to be due to hypokalemia. As I indicated above, in our cardiac arrest case, after pushing 40 mEq, the K only went up to 4.2

Cardiac Arrest 52

Cardiac Arrest Dysrhythmia Arrhythmia Nursing 52

Dr. Smith's ECG Blog

MAY 19, 2020

I suspect this is Type 2 MI due to prolonged severe hypotension from cardiac arrest. Shark Fin morphology has been discussed a number of times on Dr. Smith’s ECG Blog ( For review — See the June 11, 2018 post and the January 24, 2020 post , to name just 2 instances ). A list of conditions that can cause this is below.

Defibrillator 52

Defibrillator Circulation Plaque Cardiac Arrest 52

Dr. Smith's ECG Blog

MAY 5, 2022

Steve, what do you think of this ECG in this Cardiac Arrest Patient?" A woman in her 50s with dyspnea and bradycardia A patient with cardiac arrest, ROSC, and right bundle branch block (RBBB). HyperKalemia with Cardiac Arrest. Is this just right bundle branch block? 72; Issue 9; 2018.

Chest Pain 52

Chest Pain Bradycardia Cardiac Arrest STEMI 52

Dr. Smith's ECG Blog

NOVEMBER 30, 2019

If cardiac arrest from hypokalemia is imminent (i.e., However, this review references the Sterns article above, which by my reading does not state this. As I indicated above, in our cardiac arrest case, after pushing 40 mEq, the K only went up to 4.2 How would you treat? mEq/L for every 100 mEq total body deficit.

Cardiac Arrest 40

Cardiac Arrest Tachycardia Nursing Ultrasound 40

Dr. Smith's ECG Blog

NOVEMBER 30, 2022

It is apparently fortunate that she had a cardiac arrest; otherwise, her ECG would have been ignored. In a recent article (J Electrocardiol this year, see reference below), peak trop onin I levels in takotsubo presenting with ST Elevation were median 1.02 She was defibrillated and resuscitated. ng/mL [IQR: 0.46, 2.35].

Plaque 52

Plaque Chest Pain Thrombosis Stenosis 52

Dr. Smith's ECG Blog

NOVEMBER 24, 2017

This article discusses correction of the QT interval for rate. I've been working on this a long time, thought about submitting it to a journal, but decided it gets more readers on this blog. The article is written by Dr. Smith and Dr. Friedman. In that article, they do not say what is a dangerously short QT is (e.g.

Bradycardia 52

Bradycardia Article Atrial Fibrillation Chest Pain 52

Dr. Smith's ECG Blog

SEPTEMBER 21, 2020

And the article was rejected. This blog is full of cases in which OMI that did not meet STEMI millimeter criteria were dismissed. IF they don’t — they will continue to overlook obvious OMIs that deserve to undergo prompt cardiac catheterization for optimal care.

STEMI 52

STEMI Hospital Blog Defibrillator 52

Dr. Smith's ECG Blog

NOVEMBER 25, 2022

As we've discussed on numerous other posts in Dr. Smith's ECG Blog ( See My Comment at the bottom of the page in the May 5, 2022 post) — a growing number of conditions other than Brugada Syndrome have been found to temporarily produce a Brugada-1 ECG pattern. What are the ECG Findings of Cardiac Contusion?

Arrhythmia 52

Arrhythmia Blog Chest Pain Cardiac Arrest 52

Dr. Smith's ECG Blog

JANUARY 30, 2019

The article is edited by Smith. In addition to a spontaneous or induced Brugada-1 ECG pattern, criteria for B rugada S yndrome require one or more of the following: History of cardiac arrest, of polymorphoic VT, or of non-vagal syncope — positive family history of sudden death at an early age — a similar ECG in close relatives.

Heart Rhythm 52

Heart Rhythm Sudden Cardiac Death Arrhythmia STEMI 52

Dr. Smith's ECG Blog

SEPTEMBER 4, 2016

He had a previous MI with cardiac arrest 2 years prior. Down below are 3 more cases and a discussion of how to differentiate false positive isolated STE in aVL from True positive. Case A 47 year old male called 911 for severe chest pain. He was clammy and looked unwell. Is this due to coronary occlusion? Some are STEMI-equivalents.

Ischemia 40

Ischemia Chest Pain STEMI Stenosis 40

Dr. Smith's ECG Blog

JANUARY 4, 2021

Aslanger added in the limitations in his article: " Theoretically, an isolated basal inferoseptal infarction or an acute inferior MI in the presence of previous infarctions that may change the orientation of lesion vector can also cause a similar picture. (Our with ADDED STE in III?

Ischemia 40

Ischemia Pulmonary STEMI Chest Pain 40

Dr. Smith's ECG Blog

APRIL 15, 2019

If a patient presents with chest pain and a normal heart rate, or with shockable cardiac arrest, then ischemic appearing ST elevation is STEMI until proven otherwise. An excellent review of myocardial bridging, with full text: [link] Myocardial bridging is when the coronary artery, usually the LAD, dives into the myocardium.

Tachycardia 40

Tachycardia STEMI Chest Pain Ischemia 40

Dr. Smith's ECG Blog

DECEMBER 5, 2019

Further history later: This patient personally has no further high risk features (syncope / presyncope), but her mother had sudden cardiac arrest in sleep. We repeated the ECG: Brugada pattern is mostly resolved. Follow up the next AM: Brugada pattern is resolved Below is what the electrophysiologist recommended. 8, 2019 ) — ( Jan.

Sudden Cardiac Death 52

Sudden Cardiac Death Heart Rhythm Article Tachycardia 52

Dr. Smith's ECG Blog

MARCH 23, 2025

You can read the abstract (o r of course the entire article) at the link provided. We are lucky this patient did not have a cardiac arrest while in the Waiting Room. Here is the PMcardio Queen of Hearts interpretation of the ECG: STEMI equivalent detected. Inferior and posterior OMI without STEMI criteria. Very interesting.

STEMI 82

STEMI Chest Pain Myocardial Infarction Article 82