6 results
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Tachyarrhythmia ... Orthodromic AVRT, Atrial ... Tachycardia, Atrial ... fibrillation, Atrial ... atrial tachycardia
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• SA Block • AV ... • Premature atrial ... Monofocal Ectopic Atrial ... with Variable AV ... • Multifocal Atrial
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... tachycardia (2) Atrial ... SVTs - atrial/junctional ... (3) Multifocal atrial ... #EKG #diagnosis
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV ... conduction Uses: - Atrial ... fibrillation and atrial ... flutter (rate control ... : - Scooping ST
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
Typical ECG changes ... leads indicates atrial ... inverted #Diagnosis #EM ... #IM #Cardiology ... #EKG #Pericarditis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval < 120 ms = AV ... origin within the atria ... (e.g. ectopic atrial ... Morphology = multifocal atrial ... • Saw-Tooth = Atrial