7 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... EKG of the same ... rapid cannon a waves ... of narrow complex ... Hussainch #Cannon #Awaves
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... Lose P • 3° Complete ... through) QRS Complex ... of depth of QRS complex ... in aVR Poor R wave
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
overdose: Prominent R wave ... prominent terminal R wave ... tachycardia • Narrow complex ... , AVRT, atrial tachycardia ... #ekg #differential
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
or Complete RBBB ... • Dominant R Wave ... in relation to ECG ... Changes • STE in aVR ... #diagnosis #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
precedes the QRS complex ... discordant with the QRS complex ... S1Q3T3 pattern; complete ... or in-complete ... - Widened QRS complexes
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Premature Ventricular Complexes ... : • Broad QRS complex ... No associated P-wave ... , and the T-wave ... #Ventricular #Complexes
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... in the chest or neck ... exam • 12-lead ECG ... or AVRT • Standing ... /Afib/WPW) • Loss