12 results
Progression of EKG changes in ACS
 • Hyperacute T waves
 • ST depression and T waves
Progression of EKG ... changes in ACS ... #ACS #ECG #electrocardiogram ... #Timeline #cardiology ... #diagnosis
The electrocardiogram in the ACS patient: high-risk electrocardiographic presentations lacking anatomically oriented ST-segment elevation

#Diagnosis #Cardiology #ECG
The electrocardiogram ... in the ACS patient ... ST-segment elevation #Diagnosis ... #Cardiology #ECG ... #EKG #STEMI #Equivalents
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
As the heart ... • As the heart ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... variants #clinical #comparison
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
new/old infarct STEMI ... inversion in avL ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
ST elevation in ACS ... includes ACS vs ... aVR instead of ACS ... #electrocardiogram ... #diagnosis #ekg
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... of the leads l, aVL ... #EKG #diagnosis ... #differential #cardiology ... #electrocardiogram
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
#tachycardia #cardiology ... #diagnosis #ekg ... #electrocardiogram ... #clinical #comparison ... #Arrhythmias
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
As the heart ... • As the heart ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... variants #clinical #comparison
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Framework STEMI ... "pinched off" as ... #cardiology #ecg ... #ekg #electrocardiogram
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT with BBB All ... nadir of the S-wave ... VT #VTach #SVT #Comparison ... #ekg #cardiology ... #diagnosis #electrocardiogram