1422 results
Limb Lead Reversal
In order to understand why the leads look the way they do, we must
As for the aVL/aVF ... /aVF/aVR are all ... Diagnosis #Cardiology #ECG ... #EKG #LimbLeads ... #aVR #aVF
Knuckle Sign on ECG - Acute Pericarditis

Electrocardiogram of a 68-year-old woman two days after coronary artery
Knuckle Sign on ... elevation (‘knuckle’ sign ... #Sign #Pericarditis ... #ECG #EKG #Electrocardiogram ... #Clinical #LeadAVR
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
Normal Sinus Rhythm - ECG Diagnosis
Normal sinus rhythm (NSR) is an impulse that originates in the
Sinus Rhythm - ECG ... leads I, II and aVF ... • inverted in aVR ... leads III and aVL ... cardiology #diagnosis #ekg
Left Anterior Fascicular Block on EKG
 • Left axis deviation (LAD) (-45 degrees to -90 degrees)
Fascicular Block on EKG ... in leads I and aVL ... leads II, Ill, aVF ... diagnosis #cardiology #EKG ... #labeled #clinical
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
Pericarditis on EKG ... depression; In aVR ... Normalization Spodick's sign ... #Pericarditis #EKG ... cardiology #diagnosis #clinical
Left Main Coronary Artery Occlusion on ECG

- aVR ST segment elevation > 1 mm 
- aVR
Artery Occlusion on ECG ... - aVR ST segment ... elevation > 1 mm - aVR ... Occlusion #Artery #ECG ... #EKG #Diagnosis
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
negative in I + aVF ... - Brugada's sign ... - Josephson's sign ... VentricularTachycardia #Versus #ecg ... #ekg #cardiology
De Winter's T Waves - Acute Sign of Proximal LAD Occlusion #Diagnosis #Cardiology #EKG #ECG #DeWinters
Waves - Acute Sign ... Diagnosis #Cardiology #EKG ... #ECG #DeWinters
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Specific for critical ... Serial EKGS in pts ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram