15 results
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Syndrome (SSS) • AV ... (MAT) • AV node ... : AV re-entrant ... tachycardia (AVRT ... tachycardia (AVNRT
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... ddx: AVNRT, AVRT ... (SVT) in wide cornplex ... #AVR #leadAVR #ecg ... #differential #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• SA Block • AV ... Aflutter • AVNRT ... • AVRT (ie ... with Variable AV ... tachyarrhythmias #Cardiology
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
great ECG case of ... is around 255 bpm ... @EM_RESUS #AVRT ... #Cardiology #EKG ... #Clinical
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Converts - Probably AVnRT ... or AVRT - Observe ... Control rate with AV ... #Treatment #management ... #cardiology #algorithm
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
• ST vs SVT (AVNRT ... whether AF is cause ... Tx: Underlying cause ... abnormality • Beware AV ... #cardiology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Visual Guide to AV ... - Dual AV nodal ... stays inside the AV ... ECG usually shows ... Visualmedapp #AV
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
rhythms (5) AV ... QRS - Proximal AV ... block (lower AV ... QRS - Distal AV ... electrocardiogram #cardiology
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
waves indicate AV ... dissociation: 3rd deg AV ... a dual-chamber PPM ... and an atrial tachycardia ... #Video #Cardiology
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
• Mobitz II + wide ... • First degree AV ... of AV block - ... #Indications #PPM ... #cardiology #management