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

#EKG #emergencymedicine #criticalcare #cardiology #internalmedicine
EKG showing prominent ... U waves due to ... #EKG #emergencymedicine ... Electrocardiogram #ECG ... #UWaves
Hyperkaelemia ECG Features - With mild to moderate hyperkalemia, there is reduction of the size of
Hyperkaelemia ECG ... size of the P wave ... development of peaked T waves ... complex, and the ECG ... #MedStudent #EKG
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • The cannon a wave ... activation from SVT (e.g ... 2LmUODZ #Cannon #AWaves ... #CVP
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
EKG "Mild" Hyperkalemia ... narrow-based T Waves ... counting of HR by EKG ... Loss of visible P waves ... rhythm • "Sine wave
Progressive ECG changes with increasing 
hyperkalaemia. 
 (a) Normal 
 (b) Tented T wave (arrow)
Progressive ECG ... (b) Tented T wave ... (c) Reduced P wave ... complex (d) 'Sine wave ... #ECG #Hyperkalemia
R Wave Progression - normal chest lead ECG shows an rS-type complex in lead V1 with
R Wave Progression ... normal chest lead ECG ... size of the R-wave ... decrease in the S wave ... #MedStudent #EKG
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
changes in the T wave ... causes peaked T waves ... merges with T wave ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... EKG of the same ... rapid cannon a waves ... Hussainch #Cannon #Awaves ... #PhysicalExam #JVP
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Osborn (J Wave) ... leads • Size of wave ... value #Osborn #JWave ... #Cardiology #EKG ... #ECG #Hypothermia
Common P wave Abnormalities #Diagnosis #Cardiology #MedStudent #EKG #PWave #AtrialEnlargement #Atrial #Enlargement #ECGEducator
Common P wave Abnormalities ... #Diagnosis #Cardiology ... #MedStudent #EKG ... #PWave #AtrialEnlargement ... #Enlargement #ECGEducator