14 results
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
/AVNRT. ... If see flutter p ... • Atrial Flutter ... see P, either Flutter ... If not Flutter P
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Counterclockwise) Atrial Flutter ... Clockwise) Atrial Flutter ... #aflutter #ecg ... #cardiology #clinical ... #diagnosis #comparison
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Independent Atrial Flutter ... CTI-independent flutter ... #aflutter #ecg ... #cardiology #clinical ... #diagnosis
Atrial Flutter on EKG
 • Regularly-occurring atrial activity
 • ≥ 240 atrial depolarizations (i.e. flutter waves)
Atrial Flutter on ... depolarizations (i.e. flutter ... #aflutter #ecg ... #cardiology #clinical ... #diagnosis
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Counterclockwise) Atrial Flutter ... Counterclockwise #Atrial #Flutter ... #aflutter #ecg ... #cardiology #clinical ... #diagnosis
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Clockwise) Atrial Flutter ... Clockwise #Atrial #Flutter ... #aflutter #ecg ... #cardiology #clinical ... #diagnosis
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
- Differential Diagnosis ... Sinus Syndrome • SA ... Tachycardia • Aflutter ... • AFib • AFIutter ... tachyarrhythmias #Cardiology
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
- Differential Diagnosis ... VFib • AFib/AFlutter ... • AVNRT/AVRT ... Sinus Syndrome (SA ... Syndrome #Syncope #Cardiology
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
pathways through SA ... Tachycardia • Atrial Flutter ... Pathophysiology #SVT #diagnosis ... #cardiology #conduction ... #pathways #avnrt
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Converts - Probably AVnRT ... Possible atrial flutter ... possible atrial flutter ... Treatment #management #cardiology ... #algorithm