12 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... finding) • Atrial Arrhythmia ... Wave in V1 • Shift ... AcutePE #diagnosis #cardiology ... #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Variants of Sinus Arrhythmia ... Phasic Sinus Arrhythmia ... the pacemaker shifts ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Wandering atrial pacemaker - ECG Diagnosis
 • The change in P wave contour is gradual
 •
the pacemaker shifts ... Variant of sinus arrhythmia ... atrial #pacemaker #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Variants of Sinus Arrhythmia ... Phasic Sinus Arrhythmia ... the pacemaker shifts ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
: Acute STEMI, Aortic ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI ... #differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
• Predictor of arrhythmia ... #electrocardiogram ... #diagnosis #ekg ... #differential # ... cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... leads) #STEMI #Equivalents ... #ECG #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... ., aortic insufficiency ... regurgitation • Severe aortic ... #Palpitations #Cardiology ... #Differential #
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Highest metabolic equivalent ... indicated • EKG ... Obtain EKG if: ... CV disease - Arrhythmia ... one post op Cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Post-cardioversion • Acute aortic ... Segment #Elevation #differential ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram