Dr. Smith's ECG Blog

JULY 21, 2024

There was no evidence bradycardia leading up to the runs of PMVT ( as tends to occur with Torsades ). If there had been — a temporary atrial pacemaker could have been considered as a way of increasing the heart rate to suppress a bradycardia-dependent arrhythmia ("overdrive pacing").

Arrhythmia 131

Arrhythmia Cardiogenic Shock Bradycardia Defibrillator 131

Dr. Smith's ECG Blog

NOVEMBER 24, 2017

The rule of thumb is less accurate, and the risk is higher because a long QT in the presence of bradycardia ("pause dependent" Torsades) predisposes to Torsades. 6) Use a different rule of thumb for bradycardia : Manually approximate both the QT and the RR interval. 3) At heart rates below 60, far more caution is due.

Bradycardia 52

Bradycardia Article Atrial Fibrillation Chest Pain 52

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. In this abstract from 2011, we found that 4%(4 of 99) type 2 MI and 38% of type 1 MI had ST Elevation.

Tachycardia 40

Tachycardia STEMI Chest Pain Ischemia 40

Dr. Smith's ECG Blog

FEBRUARY 20, 2025

The patient was unconscious BEFORE the cardiac arrest, at the same time that she had strong pulses. Therefore, cardiac arrest is NOT the etiology of the coma. More cases here to highlight: [link] Middle Aged Woman with Asystolic Cardiac Arrest, Resuscitated: Cath Lab? OMI is a clinical diagnosis.

STEMI 89

STEMI Hemorrhage Cardiac Arrest Tachycardia 89