Dr. Smith's ECG Blog

DECEMBER 23, 2014

None of these findings are diagnostic of ischemia, but they should give you a high index of suspicion and prompt serial ECGs at a minimum. The patient was diagnosed with esophageal reflux and was being discharged by the nurse when he had a cardiac arrest. Ischemia comes and goes. He was defibrillated.

Chest Pain 52

Chest Pain Cardiac Arrest Ischemia STEMI 52

EMS 12-Lead

JULY 24, 2023

David Didlake Acute Care Nurse Practitioner Firefighter / Paramedic (ret) @DidlakeDW Expert commentary and peer review by Dr. Steve Smith [link] @smithECGBlog A 57 y/o Female with PMHx HTN, HLD, DM, and current use of tobacco products, presented to the ED with chest discomfort. What’s interesting is that the ECG can only detect ischemia.

Angina 52

Angina Ischemia Coronary Angiogram Stenosis 52

Dr. Smith's ECG Blog

OCTOBER 8, 2023

Triage is backed up, and 10 minutes into your shift one of the ED nurses brings your several ECG s that has not been overread by a physician. Remember, in diffuse subendocardial ischemia with widespread ST-depression there may b e ST-E in lead s aVR and V1. The ECG does not show any signs of ischemia. There are also J-waves.

Ischemia 123

Ischemia Chest Pain Cardiogenic Shock Cardiac Arrest 123

Dr. Smith's ECG Blog

APRIL 8, 2016

If there is polymorphic VT with a long QT on the baseline ECG, then generally we call that Torsades, but Non-Torsades Polymorphic VT can result from ischemia alone. If cardiac arrest from hypokalemia is imminent (i.e., It would be difficult to get a nurse to give it faster! If there is a pulse, you would call it Torsades.

STEMI 52

STEMI Myocardial Infarction Cardiac Arrest Arrhythmia 52