11 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
Embolism The sensitivity ... Adrenergic Drive: • Sinus ... • Dominant R Wave ... leads) RV Ischemia ... #diagnosis #cardiology
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
Wraparound LAD STEMI on EKG
47 year old with chest pain. Ectopic atrial rhythm with ST elevations.
on EKG 47 year ... Ectopic atrial rhythm ... The mother of all ... Embolus through ... a PFO during a bowel
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
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Framework STEMI ... complex Pulmonary Embolism ... bundle-branch block; and sinus ... #cardiology #ecg
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
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