33 results
Causes of Hyperkalemia

Hyperkalemia is caused by excess potassium intake, impaired potassium excretion, or transcellular shifts. The
Causes of Hyperkalemia ... Hyperkalemia ... transcellular shifts ... of hyperkalemia ... #Hyperkalemia #
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... - Differential Diagnosis ... Excretion (IV potassium ... Transcellular Shift ... #Hyperkalemia
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Differential Diagnosis ... Transcellular Shift ... Refeeding Syndrome #Hypokalemia ... #potassium #low
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
Hyperkalemia Treatment ... • IV Fluids Shift ... peaks 1-2h) • Blood ... LouLectures #Hyperkalemia ... #management #potassium
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
of Drug-Induced Hyperkalemia ... • Increased EC shift ... Benyzlpenicillin, blood ... MunerMohamed1 #hyperkalemia ... #differential #diagnosis
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Agents to Treat Hyperkalemia ... to moderate); hypokalemia ... Hypomagnesemia; hypokalemia ... disturbances (including hypokalemia ... #Binding #Hyperkalemia
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... R/O Pseudo-hyperkalemia ... plasma [K+] #Hyperkalemia ... #Algorithm #causes ... #potassium #high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Suspicion for Hyperkalemia ... Drugs Causing Hyperkalemia ... cantaloupe #hyperkalemia ... #causes #potassium
Emergency Management of Hyperkalemia in Adults
Assess Patient - Airway Breathing Circulation Disability Exposure (ABCDE) Approach
 •
Emergency Management ... of Hyperkalemia ... mmol/L - Consider cause ... Gluconate IV Shift ... recurrence #Hyperkalemia
Hyperkalemia Management Algorithm
 • Treat the cause & optimize hemodynamics and ventilation
 • Reconsider treatment leadingto
Hyperkalemia Management ... • Treat the cause ... treatment leadingto hyperkalemia ... Intracellular K+ Shift ... / Removal #Hyperkalemia