56 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... #Multifocal #Atrial ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
The 3 Fates of a Premature Atrial Complex
 • PAC can be conducted with normal QRS
of a Premature Atrial ... through the AV node ... period of the AV node ... #PACs #cardiology ... #premature #atrial
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (3) SVTs - atrial ... tachy not from SA node ... bradyarrhythmia #ECG ... electrocardiogram #cardiology
Wandering atrial pacemaker - ECG Diagnosis
 • The change in P wave contour is gradual
 •
Wandering atrial ... pacemaker - ECG ... back to the sinus node ... wap #Wandering #atrial ... #pacemaker #cardiology
Junctional Rhythms - Junctional rhythm describes an abnormal heart rhythm resulting from impulses coming from a
atrioventricular node ... junction" between atria ... #Cardiology #MedStudent ... #EKG #Junctional
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... P and QRS • Atrial ... • Block in AV node ... block beyond AV node ... #cardiology
ISCHEMIA Trial - Management Algorithm for patients with Stable Angina

Stress Test -> ? +moderate or severe
Management Algorithm ... Coronary CTA (making clear ... evaluation or management ... ChestPain #Diagnosis #Management ... #Algorithm #Cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
origin within the atria ... (e.g. ectopic atrial ... • Saw-Tooth = Atrial ... = QT / √ RR - Note ... Electrocardiogram #cardiology
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
gallop • Abnormal ECG ... , echocardiogram ... cardiac death Management ... Myocarditis #Diagnosis #Management ... #Cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
flutter, ectopic atrial ... Control rate (e.g ... Control rate (e.g ... Tachycardia #Treatment #management ... #cardiology #algorithm