12 results
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
The 4 Variants of ... • Variant of ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #comparison
T-Wave ECG changes in Hyperkalemia vs Hyperacute MI
 - Hyperkalemia: Increased height, without increase area
 -
T-Wave ECG changes ... in Hyperkalemia ... #MI #clinical #cardiology ... #ekg #electrocardiogram ... #comparison
Hyperkalemia after Missed Hemodialysis - Initial electrocardiogram showed peaked T waves and a prolonged QT segment
Hyperkalemia after ... Hemodialysis - Initial electrocardiogram ... showed peaked T waves ... A) #Clinical #Cardiology ... #PeakedT #NEJM
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
narrow-based T Waves ... QRS widening • Sinus ... rhythm • "Sine wave ... #EKG #ECG #electrocardiogram ... #cardiology #diagnosis
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
The 4 Variants of ... • Variant of ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #comparison
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
Osborn waves - positive ... - are abnormal electrocardiogram ... people with high hypercalcemia ... also be a normal variant ... EmergencyMedicine #Cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
bundle-branch block; and sinus ... Disorders: • Hyperkalemia ... • Hypercalcemia ... Elevation of Normal Variant ... #ecg #ekg #electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Block • During sinus ... clinically concerning variant ... or slowing of sinus ... blocks #AVBlock #cardiology ... ecg #diagnosis #electrocardiogram
Wandering atrial pacemaker - ECG Diagnosis
 • The change in P wave contour is gradual
 •
The change in P wave ... • Variant of ... sinus arrhythmia ... atrial #pacemaker #cardiology ... diagnosis #ekg #ecg #electrocardiogram
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Fusion beats - a sinus ... nadir of the S-wave ... VT #VTach #SVT #Comparison ... Versus #ecg #ekg #cardiology ... #diagnosis #electrocardiogram