429 results
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
- Orthodromic AVRT ... - Antidromic AVRT ... WPW #Cardiology #ECG ... #EKG #Electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... aVR • Classic EKG ... tachycardia ddx: AVNRT ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Converts - Probably AVnRT ... Control rate (e.g ... Control rate (e.g ... #Tachycardia #Treatment
ECG Changes in Hyperkalemia and Treatment
Membrane Stabilization
 - Calcium gluconate or chloride 
Redistribution
 - Insulin
ECG Changes in Hyperkalemia ... and Treatment ... #Hyperkalemia #Treatment ... Management #Diagnosis #ECG ... #EKG
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... TCA-like overdose - AVRT ... Diagnosis #Cardiology #EKG ... #ECG #Lead #AVR
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
A waves during AVNRT ... Physical Exam In AVNRT ... EKG of the same ... minute=rate of AVNRT ... case as Typical AVNRT
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
• Anemia • Medications ... AFlutter • AVNRT ... /AVRT - Bradyarrhythmia
Supraventricular Tachycardia EKG

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

Her heart
Supraventricular Tachycardia EKG ... Here’s a great ECG ... @EM_RESUS #AVRT ... #Tachycardia #EKG ... #Cardiology #EKG
Owing to the morbidity and need for urgent treatment, STEMI is the default diagnosis is patients
need for urgent treatment ... features of the EKG ... Diagnosis #Cardiology #EKG ... #ECG #STElevation
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Neurological insult • Medications ... Differential #Cardiology #EKG ... #ECG #Hypothermia