11 results
Hyperkalemia after Missed Hemodialysis - Initial electrocardiogram showed peaked T waves and a prolonged QT segment
Hemodialysis - Initial electrocardiogram ... showed peaked T waves ... segment (Panel A) #Clinical ... #Cardiology #EM ... #PeakedT #NEJM
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
QRS widening • Sinus ... of conduction block ... #EKG #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
DANGER (4) Vfib/flutter ... (2) Atrial flutter ... 3 different P waves ... EKG #diagnosis #electrocardiogram ... #cardiology #differential
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
increases, the P wave ... presence of AV block ... #Arrhythmia #cardiology ... diagnosis #ekg #ecg #electrocardiogram ... #variants #clinical
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• During sinus ... • This is a clinically ... • In sinus rhythm ... #cardiology #ekg ... ecg #diagnosis #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
; and sinus tachycardia ... Disorders: • Hyperkalemia ... • Hypercalcemia ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
• During sinus ... when 2 or more P waves ... • This is a clinically ... #Highgrade #AVBlock ... #ecg #ekg #electrocardiogram
Paroxysmal AV Block on ECG
 - Characterized by an abrupt and persistent AV block in the
or slowing of sinus ... the following P wave ... #Paroxysmal #AVBlock ... #ekg #ecg #electrocardiogram ... #clinical
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
increases, the P wave ... presence of AV block ... #Arrhythmia #cardiology ... diagnosis #ekg #ecg #electrocardiogram ... #variants #clinical
Severe Mitral Stenosis- The physical examination revealed a right parasternal heave, a loud S1, a midpeaking
An electrocardiogram ... showed atrial flutter ... source for video) #clinical ... #doppler #radiology ... #NEJM #mitral #