6 results
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... Hyperkalemia: • CKD ... transfusion • HTN and edema ... Impaired Renal Excretion ... #diagnosis #causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... Hyperkalemia: • CKD ... transfusion • HTN and edema ... Impaired Renal Excretion ... #diagnosis #causes
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Excretion: ... VBG (acidosis), CK ... suggests ↓ renal excretion ... only if no clear cause ... caution in HTN & edema
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
trial • Minimal K ... densa receives high ... volume and sodium excretion ... • Saline May Cause ... NS #comparison #pharmacology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Regulating Renal Excretion ... disequilibrium syndrome • Diagnosis ... Loop Diuretics; High-Ceiling ... Kidney stones caused ... Diuresis #Nephrology #Pharmacology
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Decreased Urinary Excretion ... to Aldosterone: K ... depletion, - AKI/CKD ... #Diagnosis #Causes ... #potassium #high