13 results
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
Premature atrial ... complex (PAC) - ... look like the sinus ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
As the heart ... • As the heart ... Wandering Atrial ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
with Complete Heart ... Block and Accelerated ... :1 AV Block • Bidirectional ... Arrhythmias #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
As the heart ... • As the heart ... Wandering Atrial ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Hypokalemia • Bundle ... expected for the next sinus ... capture of the atria ... tachycardia • Sinus ... arrhythmia • Atrial
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
events in-hospital. heart ... Subepicardial atrial ... findings: Sinus ... : AVNRT, AVRT, atrial ... #electrocardiogram
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
Block • During sinus ... clinically concerning variant ... progress to complete heart ... Advanced #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... Invert III normal variant ... proportional to heart ... Interpretation #ECG ... #Electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
is an existing bundle ... clinically concerning variant ... Block aka Complete Heart ... conducted or blocked PAC ... #electrocardiogram
TiMi and GRACE Risk scores for mortality in Acute Coronary Syndrome (ACS). 

Abbreviations: ACS, acute coronary
TiMi and GRACE Risk ... coronary syndrome; Cr ... , creatinine; ECG ... , electrocardiogram ... Coronary Events; HR, heart