15 results
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 ... #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
: Premature Atrial ... Flutter (AFL), Atrial ... re-entrant tachycardia (AVNRT ... #Diagnosis #Causes ... #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
convert - Possible atrial ... flutter, ectopic atrial ... Rhythm: • Probable atrial ... fibrillation or ... possible atrial
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
the atria and ventricles ... EKG of the same ... excludes other differentials ... Hussainch #Cannon #Awaves ... #JVP #Cardiology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Thrombosis vs Arterial ... fibrillation ... coagulation and other causes ... #pathophysiology ... #hematology #differential
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
nodal conduction Uses ... : - Atrial fibrillation ... and atrial flutter ... or biphasic T waves ... #Cardiology #Digitalis
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 ... aVR • Classic EKG ... , AVRT, atrial tachycardia ... #differential # ... cardiology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Diagnosis and Pathophysiology ... Stroke Volume / Arterial ... of developing atrial ... mmHg developed atrial ... #causes #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Paroxysmal AF, atrial ... flutter, or atrial ... Arrhythmias: • Atrial ... fibrillation/flutter ... • Multifocal atrial