Dr. Smith's ECG Blog

JULY 1, 2019

Although as a general rule, there should be no ST elevation in RBBB in the absence of ischemia, there sometimes is ST elevation that looks like this. If the ECG findings are truly new compared to a baseline (unavailable), this could suggest persistent ECG findings of ischemia, meaning poor downstream perfusion ("no reflow" phenomenon).

Chest Pain 52

Chest Pain Ischemia STEMI Blog 52

Ken Grauer, MD

MARCH 29, 2025

T wave inversion as seen in ECG #2 is not uncommon following a sustained tachyarrhythmia ( sometimes called a "Memory Effect" or "post-tachycardia" syndrome ). In most cases when not due to a new infarction this post-tachycardia T wave inversion resolves over the ensuing hours ( and almost alwlays within 1-2 days ).

Blog 117

Blog Tachycardia Cardiac Arrest Download 117

Ken Grauer, MD

MARCH 8, 2025

While its action improves AV conduction it may increase the sinus rate, producing a sinus tachycardia with adverse effect. A DDENDUM # 2 ( 3/8/2025 ) : I've included below an Audio Pearl a Video Pearl and links for download of PDFs reviewing the ECG diagnosis of AV Blocks. However, Atropine is not benign.

Blog 106

Blog STEMI Download Chest Pain 106