6 results
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
increases, the P wave ... decreases, the P wave ... The change in P wave ... the pacemaker shifts ... #ecg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
increases, the P wave ... decreases, the P wave ... The change in P wave ... the pacemaker shifts ... #ecg #electrocardiogram
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
Adrenergic Drive: • Sinus ... Incomplete or Complete ... • Dominant R Wave ... in V1 • Shift ... diagnosis #cardiology #electrocardiogram
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
Block • During sinus ... when 2 or more P waves ... may progress to complete ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... group-beating" on the ECG ... clinically concerning variant ... #ecg #diagnosis ... #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Pulmonary Embolism ... bundle-branch block; and sinus ... Elevation of Normal Variant ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram