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Timestamps:

00:00:07 - Background and Epidemiology

00:00:42 - Pathophysiology

00:02:29 - Admission Checklist

00:04:29 - HPI Intake

00:05:15 - To Note on Exam

00:05:25 - Etiology and Differential

00:06:10 - Plan - Treatment

00:07:56 - If You Remember Nothing Else

00:08:40 - Pearls - Etiology

00:09:44 - Pearls - Presentation and Diagnosis

00:12:03 - Pearls - Treatment

Trials and Literature Clinical Management of Hyperkalemia (Mayo Clin Proc, 2021) An Integrated View of Potassium Homeostasis (NEJM, 2015) Risk of Hospitalization for Serious Adverse Gastrointestinal Events Associated With Sodium Polystyrene Sulfonate Use in Patients of Advanced Age (JAMA, 2019) - Kayexalate is associated with serious GI adverse events over 30 days (0.2% of people who take vs. 0.1% who don’t) - NNH is 1000; intestinal ischemia is the most common Sodium zirconium cyclosilicate in hyperkalemia (NEJM 2015) - reduces K over placebo Other Resources: Clinical Problem Solvers - Hyperkalemia Schema Core EM - Hyperkalemia (good EKG change images)

Life in the Fastlane - EKG Features of Hyperkalemia