12 results
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Treatment: Pacemaker 3rd ... Regular ventricular ... HeartBlocks #Types #Classification ... Diagnosis #EKG #electrocardiogram ... #ecg #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... /2nd /3rd degree ... • Premature ventricular ... tachyarrhythmias #Cardiology ... #causes
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Left or right ventricular ... bundle branch block ... Differential #Diagnosis #Causes ... #Cardiology #ECG ... #EKG #Electrocardiogram
WOBBLER  for ECG assessment in Syncope 
W - Wolff Parkinson White 
O - Obstructed AV
Brugada L - Left ventricular ... look for 2nd or 3rd ... syncope, can be caused ... characteristically cause ... ECG #Diagnosis #Cardiology
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
• The ventricular ... #ThirdDegree #3rd ... #AVBlock #Complete ... #cardiology #ekg ... ecg #diagnosis #electrocardiogram
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Differential Diagnosis Algorithm ... Node) • 2nd/3rd ... degree AV Block ... Syndrome #Syncope #Cardiology ... #causes
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
aka Ventricular ... atrioventricular #blocks #AVBlock ... #cardiology #ekg ... ecg #diagnosis #electrocardiogram ... #classification
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... inotropy) ACCP Cardiology ... #Pharmacology #Classification ... #Classes #pathophysiology ... #phases #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- w/ variable block ... 200ms from longer pause ... - ventricular pacemaker ... EKG #diagnosis #electrocardiogram ... #cardiology #differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... V5-6 • Left Ventricular ... voltage Other Causes ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram