13 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 P wave and PR ... the pacemaker shifts ... #ekg #ecg #electrocardiogram
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
(PAC) - ECG Recognition ... • P wave will ... look like the sinus ... #cardiology #diagnosis ... #ekg #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 P wave and PR ... the pacemaker shifts ... #ekg #ecg #electrocardiogram
Wandering atrial pacemaker - ECG Diagnosis
 • The change in P wave contour is gradual
 •
atrial pacemaker - ECG ... change in P wave ... • Variant of ... sinus arrhythmia ... #ekg #ecg #electrocardiogram
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... specificity for EKG ... • Dominant R Wave ... in V1 • Shift ... in relation to ECG
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... EKG of the same ... rapid cannon a waves ... Hussainch #Cannon #Awaves ... #PhysicalExam #JVP
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 ... #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 ... AVBlock #cardiology #ekg ... #ecg #diagnosis ... #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... bundle-branch block; and sinus ... Elevation of Normal Variant ... #cardiology #ecg ... #ekg #electrocardiogram
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
syndromes (e.g. ... 300 = NSVT EKG ... No associated P-wave ... , and the T-wave ... #PVCs #PVC #diagnosis