11 results
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Diagnosis for Arrhythmias ... : Premature Atrial ... tachycardia (AVNRT ... #Diagnosis #Causes ... #cardiology
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial fibrillation ... Multifocal Atrial ... Atrial flutter ... (Ectopic) Atrial ... #diagnosis #causes
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... • Premature atrial ... Monofocal Ectopic Atrial ... Diagnosis #Algorithm
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Diagnosis Algorithm ... tachycardia • Atrial ... • Multifocal atrial ... #Diagnosis #Algorithm ... #Causes #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... the atria and ventricles ... EKG of the same ... to diagnose the ... #Awaves #AVNRT
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Stable Narrow-Complex ... convert - Possible atrial ... flutter, ectopic atrial ... Rhythm: • Probable atrial ... possible atrial
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
) - Pathophysiology ... - Premature atrial ... - In most case ... ECG usually shows ... #cardiology #SVT
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... tachycardia ddx: AVNRT ... , AVRT, atrial tachycardia ... #ekg #differential ... #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Paroxysmal AF, atrial ... flutter, or atrial ... : • Atrial fibrillation ... • Multifocal atrial ... #Palpitations #Cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
heart disease Causes ... 300 = NSVT EKG ... • Atrial fibrillation ... #differential # ... cardiology