29 results
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
I Heart Block ( ... Brady Management ... #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Second Degree AV Block Type I aka Mobitz I / Wenckebach 
 • Normal P waves.
Second Degree AV ... Block Type I aka ... #AVBlock #TypeI ... Type1 #Wenckebach #diagnosis ... #cardiology #ecg
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... Diagnosis Summary ... First Degree AV ... #AVBlock #cardiology ... #ekg #ecg #diagnosis
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
block • Advanced ... 2nd degree block ... • Reversible causes ... Indications #PPM #cardiology ... #management
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
Bradycardia Diagnostic ... and Management ... sick sinus, AV block ... LIFE THREATENING CAUSES ... & TREATMENT -
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
- Differential Diagnosis ... • 2nd/3rd degree ... AV Block ... Syndrome #Syncope #Cardiology ... #Algorithm #causes
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... Cardiovascular MRI ... gallop • Abnormal ECG ... Dysrhythmia, heart block ... #Management #Cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Syndrome • SA Block ... • AV Block (ISt ... /2nd /3rd degree ... tachyarrhythmias #Cardiology ... #Algorithm #causes
WOBBLER  for ECG assessment in Syncope 
W - Wolff Parkinson White 
O - Obstructed AV
- Bifascicular block ... block or axis deviation ... B bifascicular block ... bundle branch block ... #ECG #Diagnosis
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Treat underlying cause ... Treat underlying cause ... #management #cardiology ... #algorithm