178 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
and ventricles contract ... to JV when RA contracts ... EKG of the same ... Cannon A per minute=rate ... that’s called “clinical
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 ... High rate in <1 ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Tachycardia (MAT) on EKG ... • Heart rate ... diagnosis #cardiology #EKG ... #ECG #Electrocardiogram ... #labeled #clinical
Accelerated Idioventricular Rhythm (AIVR) on EKG
 • Regular rhythm with wide. 
 • QRS complexes >120
Rhythm (AIVR) on EKG ... 120 ms • Heart rate ... diagnosis #cardiology #EKG ... #ECG #Electrocardiogram ... #clinical
Knuckle Sign on ECG - Acute Pericarditis

Electrocardiogram of a 68-year-old woman two days after coronary artery
Knuckle Sign on ... elevation (‘knuckle’ sign ... aVR #Knuckle #Sign ... #EKG #Electrocardiogram ... #Clinical #LeadAVR
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
complexes at different rates ... - Brugada's sign ... - Josephson's sign ... This is in contrast ... #ekg #cardiology
Muller's sign in Aortic Regurgitation - Systolic pulsations of the uvula 

In chronic severe aortic regurgitation,
Muller's sign in ... Müller's sign is ... a rare manifestation ... #Mullers #sign # ... regurgitation #uvula #clinical
Supraventricular Tachycardia EKG

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

Her heart
Supraventricular Tachycardia EKG ... palpitations Her heart rate ... #Tachycardia #EKG ... #Cardiology #EKG ... #Clinical
Evaluation of mechanical valves of Total Artificial Heart with no contrast
This is a cardiac CT with
Heart with no contrast ... (contrast avoided ... with an ECG simulator ... bpm to match the rate ... CardiacCT #CCTA #CTS #clinical
Note there is ST depression in aVR, a true sign of Left Main occlusion.  Many
in aVR, a true sign ... aVR is a good ECG ... sign of left main ... #Clinical #EM #IM ... #Cardiology #EKG