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diagnosis management differential algorithm hyperkalemia checklist treatment causes ekg nephrology cardiology clinical electrocardiogram high hypokalemia pulmonary pharmacology pathophysiology comparison workup
EKG showing prominent U waves due to hypokalemia. Serum potassium 2.0. #EKG #emergencymedicine #criticalcare #cardiology #internalmedicine
EKG showing prominent ... Serum potassium ... #EKG #emergencymedicine ... #criticalcare # ... Electrocardiogram #ECG
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
Typical ECG changes associated with hyperkalemia. → Peaked T wave → Wide PR interval, Wide QRS duration,
Typical ECG changes ... closely with serum potassium ... such, a normal ECG ... reassuring if elevated potassium ... electrocardiogram #potassium
Hypokalemia - Differential Diagnosis Algorithm Transcellular Shift: • Alkalosis • ↑ beta-2 adrenergic simulation • Erythropoiesis
Transcellular Shift ... Transcellular shifts ... nephrology #low #potassium
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 ... Hypokalemia #Management #CriticalCare
Causes of Hyperkalemia - Differential Diagnosis Algorithm • Increased Intake • Reduced Excretion (IV potassium with
Excretion (IV potassium ... Transcellular Shift
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
Hyperkalemia - Management Algorithm • IV calcium • IV insulin and glucose and/or salbutamolt • Consider
Dialysis Serum potassium ... and ECG changes ... blocks, QRS axis shift ... #hyperkalemia #potassium
Mechanisms of Drug-Induced Hyperkalemia • Direct renin inhibitor (Aliskiren) • Renin release inhibition (NSAIDs, Beta-Blockers)
• Increased EC ... shift of K (Succinylcholine ... #pharmacology #potassium
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