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

#EKG #emergencymedicine #criticalcare #cardiology #internalmedicine
U waves due to ... hypokalemia. ... internalmedicine #EM #diagnosis ... 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 ... #Diagnosis #Cardiology
Progressive ECG changes with increasing 
hyperkalaemia. 
 (a) Normal 
 (b) Tented T wave (arrow)
(b) Tented T wave ... (c) Reduced P wave ... complex (d) 'Sine wave ... arrest) #Diagnosis ... #ECG #Hyperkalemia
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
EKG "Mild" Hyperkalemia ... narrow-based T Waves ... Loss of visible P waves ... rhythm • "Sine wave ... #cardiology #diagnosis
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... changes in the T wave ... causes peaked T waves ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Osborn (J Wave) ... Normal variant • Hypercalcemia ... leads • Size of wave ... value #Osborn #JWave ... #Diagnosis #Differential
Giant A waves caused by pulmonary HTN. There are two clearly discernible descents (X and Y)
Giant A waves caused ... the underlying diagnosis ... amzn.to/2LmUODZ #AWaves ... Giant #PHTN #JVP #Neck ... PhysicalExam #Clinical #Video
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
potassium and ECG ... Tall, "peaked" T waves ... amplitude of P waves ... - Absence of T wave ... potassium #high #diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Disorders: • Hyperkalemia ... • Hypercalcemia ... #differential #diagnosis ... #cardiology #ecg
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... rapid cannon a waves ... are enough to diagnose ... Hussainch #Cannon #Awaves ... JVP #Cardiology #Neck