9 results
Hyperkalemia - Differential Diagnosis - Impaired Excretion vs Redistribution

Impaired Urinary Excretion 
 - Renal failure
 -
Diagnosis - Impaired ... Hemolysis - Rhabdomyolysis ... Medications ... #Differential #Diagnosis ... #Table
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... lysis syndrome - Rhabdomyolysis ... (Uncontrolled diabetes ... Medications 2. ... #causes #potassium
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... • Recent IV potassium ... lysis syndrome - Rhabdomyolysis ... (Uncontrolled diabetes ... Medications 2.
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
- Differential Diagnosis ... Water Central Diabetes ... in kidneys) - Medications ... - Chronic hypokalemia ... #Table #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Renal Loses - Medications ... - Hypokalemia ... - Uncontrolled diabetes ... #Differential #Diagnosis ... Low #Magnesium #Table
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Differential Diagnosis ... Monitor potassium ... per day until stable ... Dialysis for severe hyperkalemia ... #Differential #Diagnosis
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - ... Differential Diagnosis ... Monitor potassium ... per day until stable ... #Differential #Diagnosis
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... Etiology: • Medications ... Elimination (see Table ... STOP offending medications ... #Treatment #potassium
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
disequilibrium syndrome • Diagnosis ... Hyponatremia • Hypercalcemia ... • Nephrogenic diabetes ... #Pharmacology #Medications ... #Table