7 results
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... renal potassium excretion ... • Tumor lysis/hemolysis ... • Interstitial nephritis ... Diagnosis #algorithm #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
venipuncture • Hemolysis ... phlebotomy High ... - Tumor lysis syndrome ... Impaired Renal Excretion ... #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
diuresis can be high ... : Hypovolemia, Hypervolemia ... failure, Cirrhosis, Nephrotic ... syndrome) • ADH ... table #sodium #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
venipuncture • Hemolysis ... phlebotomy High ... - Tumor lysis syndrome ... Impaired Renal Excretion ... #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
injury, ischemia, hemolysis ... • ↓ Renal K+ Excretion ... reabsorption) Workup ... Use gtt, NOT hypertonic ... Treatment #potassium #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Regulating Renal Excretion ... Loop Diuretics; High-Ceiling ... kidney disease, and nephrotic ... • Hypercalcemia ... #Diuresis #Nephrology
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
leukocytosis, in vitro hemolysis ... radiocontrast, hypertonic ... Inadequate excretion ... antiphospholipid syndrome ... Differential #Diagnosis #High