14 results
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
: AV re-entrant ... tachycardia (AVRT ... ), AV nodal re-entrant ... tachycardia (AVNRT ... #Diagnosis #Causes
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Tachycardia (AVNRT ... - In most case ... ECG usually shows ... #Tachycardia #AVNRT ... Pathophysiology #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... - Differential ... Diagnosis Algorithm ... AV reentrant tachycardia ... #Causes #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Diagnosis Algorithm ... • SA Block • AV ... Aflutter • AVNRT ... tachyarrhythmias #Cardiology ... #causes
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Converts - Probably AVnRT ... Control rate with AV ... Treat underlying cause ... #Treatment #management ... #cardiology #algorithm
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... Diagnosis Table ... • ST vs SVT (AVNRT ... abnormality • Beware AV ... #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 200ms from longer pause ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... Diagnosis Framework ... exam • 12-lead ECG ... #Palpitations #Cardiology ... #Differential #
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... are enough to diagnose ... excludes other differentials ... that’s called “clinical ... PhysicalExam #JVP #Cardiology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
and Management ... Dermatomyositis Clinical ... - Fever - Tachycardia ... complication: DIC ... #Diagnosis #Management