21 results
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 ... pathophysiology #pharmacology ... #potassium #medications
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Crush injury • Blood ... Intracellular Shift ... Blood transfusion ... differential #diagnosis #causes ... #potassium #high
Here’s a review of the Renin-Angiotensin-Aldosterone system (RAAS)

This is a very common pathway that clinicians should
sodium, which causes ... increased blood ... This decreases blood ... avoid harmful hyperkalemia ... ReninAngiotensinAldosteroneSystem #RAAS #Pharmacology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Crush injury • Blood ... Intracellular Shift ... Blood transfusion ... differential #diagnosis #causes ... #potassium #high
Hyperkalemia Management Algorithm
 • Treat the cause & optimize hemodynamics and ventilation
 • Reconsider treatment leadingto
Hyperkalemia Management ... • Treat the cause ... and parenteral potassium ... Intracellular K+ Shift ... #treatment #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 ... Monitor K+ and Blood
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... intracellular calcium causes ... - Hyperkalemia ( ... , in states of hypokalemia ... Pathophysiology #cardiology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Framework and Management ... Summary Causes ... UA positive for blood ... Shift of extracellular ... Monitor potassium
Causes of Hyperkalemia
Pseudohyperkalemia
 - Tourniquet use
 - Hemolysis (in vitro)
 - Leukocytosis
 - Thrombocytosis
Intra- to extracellular
Causes of Hyperkalemia ... shift - Acidosis ... Transfusion of aged blood ... acidosis) #Hyperkalemia ... #Causes #diagnosis