10 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs - Ischemia ... Miss Signs of Ischemia ... inversion in avL ... #ECG #EKG #diagnosis ... electrocardiogram #cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
Adrenergic Drive: • Sinus ... also a result of atrial ... • Dominant R Wave ... leads) RV Ischemia ... Embolism #AcutePE #diagnosis
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Wandering Atrial ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... variants #clinical #comparison
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... of the leads l, aVL ... deviation) • Acute ischemia ... #EKG #diagnosis ... #differential #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
predictor of recurrent ischemic ... Subepicardial atrial ... : Differential diagnosis ... findings: Sinus ... #cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Wandering Atrial ... #Arrhythmia #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 ... bundle-branch block; and sinus ... STElevation #ST #STEMI ... #cardiology #ecg
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
• Myocardial ischemia ... • Underlying ischemic ... 300 = NSVT EKG ... capture of the atria ... tachycardia • Sinus
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT with BBB All ... Fusion beats - a sinus ... VT #VTach #SVT #Comparison ... #ekg #cardiology ... #diagnosis #electrocardiogram
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
of a variable P-wave ... dominant pacemaker focus ... from the sinus ... #cardiology #ekg ... #comparison