13 results
T-Wave ECG changes in Hyperkalemia vs Hyperacute MI
 - Hyperkalemia: Increased height, without increase area
 -
vs Hyperacute MI ... Hyperacute #MI # ... clinical #cardiology ... #ekg #electrocardiogram ... #comparison
Hyperkalemia after Missed Hemodialysis - Initial electrocardiogram showed peaked T waves and a prolonged QT segment
Hemodialysis - Initial electrocardiogram ... segment (Panel A) #Clinical ... #Cardiology #EM ... #EKG #Hyperkalemia ... #PeakedT #NEJM
Second Degree AV Block Type I aka Mobitz I / Wenckebach 
 • Normal P waves.
Wenckebach • Normal ... be normal or prolonged ... Second #Degree #AVBlock ... Wenckebach #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
EKG "Mild" Hyperkalemia ... of conduction block ... #EKG #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
electrocardiogram ... people with high hypercalcemia ... This EKG was recorded ... #Cardiology #diagnosis ... #ECG #Clinical
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... The P wave is normal ... • This is a clinically ... #cardiology #ekg ... #electrocardiogram
Paroxysmal AV Block on ECG
 - Characterized by an abrupt and persistent AV block in the
on ECG - Characterized ... presence of otherwise normal ... #diagnosis #cardiology ... #ekg #ecg #electrocardiogram ... #clinical
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... presence of AV block ... #ecg #electrocardiogram ... #variants #clinical ... #comparison
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
performed) • Clinical ... Cardiovascular MRI ... Clinical • ... ECG, echocardiogram ... Dysrhythmia, heart block
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
dextrocardia, normal ... dextrocardia, normal ... ) - HiPR: AV block ... #EKG #diagnosis ... #electrocardiogram