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

#EKG #emergencymedicine #criticalcare #cardiology #internalmedicine
hypokalemia. ... Serum potassium ... #EKG #emergencymedicine ... #criticalcare #cardiology ... #UWaves
Hypokalaemia:

The gradual fall in serum potassium level is reflected electrocardiographically by the following features:

1. Gradual decrease
Hypokalaemia: ... fall in serum potassium ... V4 #Clinical #Cardiology ... #ECG #EKG #UWaves ... #Hypokalemia
T-Wave ECG changes in Hyperkalemia vs Hyperacute MI
 - Hyperkalemia: Increased height, without increase area
 -
T-Wave ECG changes ... #ECG #Hyperkalemia ... #MI #clinical #cardiology ... #ekg #electrocardiogram ... #comparison
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... Dialysis Serum potassium ... and ECG changes ... blocks, QRS axis shift ... #potassium #high
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Potassium-Binding ... patients sensitive to high ... of aspiration #Potassium ... #medications #pharmacology ... #table #comparison
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... - Hyperkalemia ( ... high potassium levels ... , in states of hypokalemia ... Pathophysiology #cardiology
Emergent Hyperkalemia Treatment Algorithm
ECG changes, weakness, K+ >6.5 Or renal insufficiency with K >5.5 with cellular
Emergent Hyperkalemia ... (peaked T waves, ... cardiac membrane Shift ... treatment Remove potassium ... not quickly) #Hyperkalemia
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
the pacemaker shifts ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... variants #clinical #comparison
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
replaced by T wave ... Disorders: • Hyperkalemia ... • Short QT, high ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Hyperkalemia Management
Pseudohyperkalemia: 1. Hemolyzed sample 2. Blood drawn from a site/line where potassium or TPN is
Hyperkalemia Management ... site/line where potassium ... • Order a STAT EKG ... minutes-hour) -Shift ... #high