28 results
Key Characteristics of Old and New Potassium-Binding Agents

- Dr. Edgar V. Lerma https://twitter.com/edgarvlermamd

#Potassium #Binding #KBinders #Kayexelate
of Old and New Potassium-Binding ... edgarvlermamd #Potassium ... #Binding #KBinders ... Kayexelate #Comparison #Table ... Pharmacology #Patiromer #HyperKalemia
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Potassium-Binding ... patients sensitive to high ... of aspiration #Potassium ... #Binding #Hyperkalemia ... #pharmacology #table
Causes of Hypokalemia

Hypokalemia results from abnormal losses, transcellular shifts, or insufficient intake (Table 1).6–8 Abnormal losses
Causes of Hypokalemia ... transcellular shifts ... insufficient intake (Table ... significantly lower potassium ... rarely the sole cause
Hyperkalemia Management Algorithm
 • Treat the cause & optimize hemodynamics and ventilation
 • Reconsider treatment leadingto
• Treat the cause ... • Reconsider treatment ... and parenteral potassium ... Intracellular K+ Shift ... #potassium #high
Potassium Binders for Management of Hyperkalemia
 • SPS - Sodium polystyrene sulfonate
 • Patiromer (veltassa)
 •
Potassium Binders ... Management of Hyperkalemia ... #Hyperkalemia # ... treatment #pharmacology ... #table #comparison
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... • Consider K+ binder ... blocks, QRS axis shift ... #potassium #high ... management #algorithm #treatment
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Recent IV potassium ... Intracellular Shift ... differential #diagnosis #causes ... #potassium #high
Medications for the Treatment of Hyperkalemia
The goals of acute treatment are to prevent potentially life-threatening cardiac
Medications for the Treatment ... goals of acute treatment ... disturbances, shift ... , and Table 3 summarizes ... #Treatment
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... Shift of extracellular ... fluid/Lactated ringers ... Monitor potassium ... per day until stable
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
works by directly binding ... intracellular calcium causes ... - Hyperkalemia ( ... high potassium levels ... Because digoxin binds