1339 results
Hyperkalemia Management
Pseudohyperkalemia: 1. Hemolyzed sample 2. Blood drawn from a site/line where potassium or TPN is
site/line where potassium ... • Order a STAT EKG ... stabilize heart if EKG ... minutes-hour) -Shift ... Management #treatment #potassium
ECG Changes with Potassium Imbalance
 - Normokalemia
 - Hypokalemia
 - Hyperkalemia

#Hypokalemia #Hyperkalemia #ECG #potassium #cardiology #ekg
ECG Changes with ... Potassium Imbalance ... #Hyperkalemia #ECG ... #potassium #cardiology ... #ekg #electrocardiogram
EKG showing prominent U waves due to hypokalemia. Serum potassium 2.0. 

#EKG #emergencymedicine #criticalcare #cardiology #internalmedicine
EKG showing prominent ... Serum potassium ... #EKG #emergencymedicine ... Electrocardiogram #ECG
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift ... Transcellular shifts ... nephrology #low #potassium
Typical ECG changes associated with hyperkalemia. 
→ Peaked T wave
→ Wide PR interval, Wide QRS duration,
Typical ECG changes ... closely with serum potassium ... reassuring if elevated potassium ... #progression #ekg ... electrocardiogram #potassium
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Excretion (IV potassium ... Transcellular Shift
Checklist Approach to Hypokalemia

Consider risk factors for arrhythmia:
 - EKG changes (especially QT prolongation)
 - Digoxin
arrhythmia: - EKG ... their validity (e.g ... clinical context & EKG ... Enteral potassium ... Intravenous potassium
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
minutes) Decrease potassium ... • IV Fluids Shift ... potassium intracellularly ... Sodium bicarbonate Potassium ... Hyperkalemia #management #potassium
Flecainide Toxicity on ECG

70 year old patient with chronic atrial fibrillation on an antiarrhythmic presented with
Flecainide Toxicity on ECG ... Potassium normal ... Flecainide #Toxicity #ECG ... #EKG #Electrocardiogram
Textbook progression Of EKG changes in Hyperkalemia. In reality, EKGs are far 
more variable and unpredictable.
progression Of EKG ... In reality, EKGs ... #Progression #EKG ... #ECG #Electrocardiogram