12 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Acute myocardial ... • Narrow complex ... : AVNRT, AVRT, atrial ... #diagnosis #ekg ... cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... in relation to ECG ... #EKG #Pulmonary ... #diagnosis #cardiology ... #electrocardiogram
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
High-grade AV Block ... AV block ... concerning variant ... #cardiology #ecg ... #ekg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
block. ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... #variants #clinical
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Interval: • 1° Block ... >200ms • 2° Block ... loss of P • 2° Block ... Block (nothing ... #cardiology #diagnosis
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... High-grade AV Block ... Block aka Complete ... #AVBlock #cardiology ... #ekg #ecg #diagnosis
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... P and QRS • Atrial ... • Block in AV ... #EKG #electrocardiogram ... #ecg #cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
block. ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... #variants #clinical
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Bundle branch block ... Diagnosis: • PAC ... #PVC #diagnosis ... #differential # ... cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Bundle Branch Block ... block; and sinus ... tachycardia ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram