13 results
T-Wave ECG changes in Hyperkalemia vs Hyperacute MI
 - Hyperkalemia: Increased height, without increase area
 -
T-Wave ECG changes ... #ECG #Hyperkalemia ... #MI #clinical #cardiology ... #ekg #electrocardiogram ... #comparison
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
EKG "Mild" Hyperkalemia ... QRS widening • Sinus ... • Pseudo-STEMI ... #EKG #ECG #electrocardiogram ... #cardiology #diagnosis
WPW EKG after cardioversion of SVT

Here is the post-conversion ECG

The patient is now in Sinus Rhythm,
WPW EKG after cardioversion ... patient is now in Sinus ... is strikingly short ... #ECG #Electrocardiogram ... #Clinical #Cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
The heart rate change ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... variants #clinical #comparison
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
new/old infarct STEMI ... - starts below ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
bundle-branch block; and sinus ... waves - Short ... dissection • Sodium-channel ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
The heart rate change ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... variants #clinical #comparison
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
Adrenergic Drive: • Sinus ... • Dominant R Wave ... Non-specific ST-T Changes ... AcutePE #diagnosis #cardiology ... #electrocardiogram
Wandering atrial pacemaker - ECG Diagnosis
 • The change in P wave contour is gradual
 •
Diagnosis • The change ... in P wave contour ... atrial #pacemaker #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Phasic Sinus Arrhythmia - ECG Diagnosis
 • The rate increases with respiration and decreases with expiration.
Phasic Sinus Arrhythmia ... The heart rate change ... Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram