Chest Pain Myocardial Infarction Tachycardia 
Dr. Smith's ECG Blog
AUGUST 6, 2024
Written by Magnus Nossen with Edits by Grauer and Smith The ECGs in today’s case are from 3 different patients all presenting with new-onset CP ( Chest Pain ). The ECG is diagnostic of occlusion myocardial infarction (OMI). NOTE #1: Sinus tachycardia is not usually seen in an uncomplicated acute MI.
Dr. Smith's ECG Blog
JUNE 17, 2018
A middle-aged patient with lung cancer had presented to clinic complaining of generalized malaise, cough, and chest pain. There is sinus tachycardia. Symptoms other than chest pain (malaise, cough in a cancer patient) 2. Sinus tachycardia, which exaggerates ST segments and implies that there is another pathology.
Dr. Smith's ECG Blog
MARCH 1, 2024
The tachycardia was gone by the time paramedics arrived. But syncope or seizure alone, without chest pain, is not enough to call it Wellens syndrome. Without chest pain, the pretest probability is not very high. With the chest pain history, this is now Wellens' syndrome. There was tongue biting.
Dr. Smith's ECG Blog
SEPTEMBER 5, 2024
This is a value typical for a large subacute MI, n ormal value 48 hours after myocardial infarction is associated with Post-Infarction Regional Pericarditis ( PIRP ). Sinus tachycardia has many potential causes. This is especially true for the elderly patient with sinus tachycardia.
Dr. Smith's ECG Blog
FEBRUARY 8, 2015
They had already cardioverted at 120 J, then 200 J, which resulted in the following: Ventricular Tachycardia They then cardioverted at 200 J which r esulted in the same narrow complex rhythm shown above, at 185 beats per minute. This would treat both SVT or sinus tachycardia. I suggested esmolol if the heart rate did not improve.
Dr. Smith's ECG Blog
DECEMBER 14, 2016
A middle aged male presented at midnight after 14 hours of constant, severe substernal chest pain, radiating to his throat and to bilateral jaws, and associated with diaphoresis. The pain was not positional, pleuritic, or reproducible. Acute myocardial injury: Is it myocardial infarction, or perhaps myocarditis?
Dr. Smith's ECG Blog
NOVEMBER 22, 2023
While in the ED, patient developed acute dyspnea while at rest, initially not associated with chest pain. He later developed mild continuous chest pain, that he describes as the sensation of someone standing on his chest. This ECG was recorded: What do you think? There is widespread ST depression.
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