18 results
EKG showing prominent U waves due to hypokalemia. Serum potassium 2.0. 

#EKG #emergencymedicine #criticalcare #cardiology #internalmedicine
#criticalcare # ... cardiology #internalmedicine ... #EM #diagnosis ... #Electrocardiogram ... #ECG #UWaves
Note there is ST depression in aVR, a true sign of Left Main occlusion.  Many
in aVR, a true sign ... Many authors state ... aVR is a good ECG ... #Clinical #EM #IM ... #Cardiology #EKG
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
narrow-based T Waves ... QRS widening • Sinus ... of conduction block ... #ECG #electrocardiogram ... #cardiology #diagnosis
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
interval on the electrocardiogram ... (ECG) on consecutive ... by a blocked P wave ... #Clinical #EM #IM ... #Cardiology #MedStudent
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
interval on the electrocardiogram ... (ECG) on consecutive ... by a blocked P wave ... #Clinical #EM #IM ... #Cardiology #MedStudent
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
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 3 different P waves ... bradyarrhythmia #ECG ... #electrocardiogram ... #cardiology #differential
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
• During sinus ... when 2 or more P waves ... #Highgrade #AVBlock ... Advanced #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Paroxysmal AV Block aka Ventricular Standstill
 • Abrupt and persistent AV block ( multiple P waves
( multiple P waves ... or slowing of sinus ... the following P wave ... Standstill #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• During sinus ... atrioventricular #blocks #AVBlock ... #cardiology #ekg ... #ecg #diagnosis ... #electrocardiogram