10 results
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
of hypotonic hyponatremia ... algorithm Urine ... Sodium loss (diuretics ... syndrome) • ADH ... #nephrology
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
According to Volume ... syndrome - Acute ... and chronic kidney ... - Diuretics ... #Table #Causes
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Algorithm Hypertonic ... syndrome - ... polydipsia, Low ... #Algorithm #diagnosis ... #sodium #nephrology
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Syndrome, Chronic ... Renal Failure, ... #diagnosis #causes ... #nephrology #sodium ... #low
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... losses, Diuretic ... , UNa < 20 • Nephrotic ... #Algorithm #Causes ... #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
to Hyponatremia ... failure, Cirrhosis, Nephrotic ... syndrome • Urine ... algorithm #diagnosis ... #sodium #low #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Diagnosis of ... syndromeHyponatremia ... • Hypercalcemia ... Renal #Excretion ... #Diuresis #Nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
differentiating kidney ... suggests extra-renal ... Alkalosis: Emesis, Diuretics ... #diagnosis #Algorithm ... differential #potassium #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Chloride Algorithm ... alkalosis • Normal/low ... the indicated causes ... #nephrology #differential ... #diagnosis
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... radiocontrast, hypertonic ... Inadequate excretion ... Volume depletion ... #Differential #Diagnosis