10 results
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
1st Degree Heart Block ... Mobitz I Heart Block ... Pacemaker 3rd Degree, Complete ... Heart Block: ... Diagnosis #EKG #electrocardiogram
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
First Degree AV Block ... • Site of Block ... until a P wave (ventricular ... #heart #heartblock ... ekg #diagnosis #electrocardiogram
Complete (3rd Degree) Heart Block on ECG

ECG of a man brought to the ER by paramedics
Complete (3rd Degree ... ) Heart Block on ... #3rdDegree #HeartBlock ... #ECG #EKG #Electrocardiogram ... #Cardiology #Clinical
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Heart Block on ... occurs during ventricular ... heart block (2) ... heart block. ... UCSF IM Chiefs @
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• This is a clinically ... • The ventricular ... aka Ventricular ... escape, usually ventricular ... ecg #diagnosis #electrocardiogram
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
Second-degree AV block ... node.Mobitz I heart block ... interval on the electrocardiogram ... 'dropped' QRS complex ... #Clinical #EM #IM
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
Second-degree AV block ... node.Mobitz I heart block ... interval on the electrocardiogram ... 'dropped' QRS complex ... #Clinical #EM #IM
66 yo with syncope - Ventricular Tachycardia

This ECG shows a wide-complex tachycardia in a right bundle
with syncope - Ventricular ... bundle branch block ... the diagnosis of ventricular ... VentricularTachycardia #Clinical ... Cardiology #ECG #EKG #Electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Waves/Fibrillary = afib ... Interval: • 1° Block ... >200ms • 2° Block ... loss of P • 2° Block ... Block (nothing
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
assessing an ECG (electrocardiogram ... first-degree AV block ... : Bifascicular Block ... A bifascicular block ... Clinical Utility