6 results
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... - Differential Diagnosis ... Diuretics • Hypercalcemia-PTH ... effect • Cisplatin ... #Magnesium #Low
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Diagnosis Algorithm ... Low intake ... Medication • Hypomagnesemia ... Transcellular shift ... #Algorithm #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
- Hypokalemia ... - Genetic defects ... #Differential #Diagnosis ... #Low #Magnesium ... Classification #Causes
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
15 g QD • Side Effects ... 8.4 g • Side Effects ... : Hypomagnesemia ... #medications #pharmacology ... #table #comparison
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
Saline (NS) - Comparison ... Is Dangerous in Hyperkalemia ... transcellular shift ... #pharmacology # ... effects
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... extracellular shift ... Drug-associated: heparin, low-molecular-weight ... #Differential #Diagnosis ... Classification #Causes