16 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Classic EKG ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg ... cardiology
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
- Pathophysiology ... Nodal Reentry Tachycardia ... #SVT #diagnosis ... #cardiology #conduction ... #pathways #avnrt
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... TCA-like overdose - AVRT ... from SVT with aberrancy ... #Diagnosis #Cardiology ... #EKG #ECG #Lead
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... tachycardia (AVRT ... ), AV nodal re-entrant ... tachycardia (AVNRT ... Diagnosis #Causes #cardiology
Supraventricular Tachycardia EKG

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

Her heart
EKG Here’s a ... great ECG case of ... @EM_RESUS #AVRT ... #Tachycardia #EKG ... #Cardiology #EKG
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Tachycardia (AVNRT ... - Dual AV nodal ... ECG usually shows ... #Tachycardia #AVNRT ... #cardiology #SVT
Note there is ST depression in aVR, a true sign of Left Main occlusion.  Many
depression in aVR ... , a true sign of ... is a good ECG sign ... #Clinical #EM #IM ... #Cardiology #EKG
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... - Brugada's sign ... - Josephson's sign ... VentricularTachycardia #Versus #ecg ... #ekg #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... (AVNRT, OAVRT, AFIutter ... nodal blockers ... #Differential # ... Irregular #causes #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
or AVRT - Observe ... nodal blocking ... Control rate (e.g ... Control rate (e.g ... Treatment #management #cardiology