25 results
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Normal variant • Hypercalcemia ... Medications • Ventricular ... fibrillation Clinical ... #Differential #Cardiology ... #EKG #ECG #Hypothermia
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Flutter on EKG ... Flutter • Inferior ... Flutter • Inferior ... #ekg #electrocardiogram ... #cardiology #clinical
It starts as sinus rhythm with probable inferior STEMI, but becomes ventricular fibrillation (or polymorphic ventricular
with probable inferior ... STEMI, but becomes ventricular ... or polymorphic ventricular ... #Clinical #EM #Cardiology ... #EKG #Arrest #VentricularTachycardia
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Specific for critical ... becoming acute anterior ... Serial EKGS in pts ... Wellens #Sign #EKG ... #Diagnosis #Cardiology
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Isthmus Independent Atrial ... without typical inferior ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
people with high hypercalcemia ... or idiopathic ventricular ... This EKG was recorded ... #Cardiology #diagnosis ... #Clinical
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... (e.g. ectopic atrial ... Septal (V1-2) • Anterior ... @AmyChung #EKG ... Electrocardiogram #cardiology
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
used to detect atrial ... flutter waves when atrial ... flutter is suspected clinically ... to the wave of ventricular ... #Cardiology #EKG
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
artery (LMCA). left anterior ... Subepicardial atrial ... aVR • Classic EKG ... Differentiating ventricular ... #differential #cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Hypomagnesemia • Hypokalemia ... 300 = NSVT EKG ... capture of the atria ... arrhythmia • Atrial ... #differential #cardiology