10 results
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... - RAAS ON (UNa ... - RAAS OFF (UNa ... Algorithm #diagnosis #sodium ... #nephrology
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Hyponatremia Differential ... Corrected Na = [ ... MatthewHoMD #Hyponatremia ... Diagnosis #Table #nephrology ... #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
or Ineffective (UNa ... : SIADH, Renal Sodium ... solute intake, UNa ... diagnosis #table #sodium ... #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... acid >4 • Urine Na ... SatyaPatelMD #Volume #Hyponatremia ... algorithm #diagnosis #sodium ... #low #nephrology
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
pain, primary lung ... promoting passive sodium ... osmolality < 538 AND UNa ... SIADH #Management #hyponatremia ... #nephrology #treatment
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Neurological event 2) Sodium ... reabsorption 5) ↓ Na ... Pathophysiology #diagnosis #nephrology ... #hyponatremia #
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
Pain, Primary lung ... promoting passive sodium ... osmolality < 538 AND UNa ... SIADH #Management #hyponatremia ... #nephrology #treatment
Visualizing Hypotonic Hyponatremia

 • UNa reveals RAAS activity.
 • UOsm reveals ADH activity.
 • ADH secretion
Visualizing Hypotonic Hyponatremia ... • UNa reveals ... #Hypotonic #Hyponatremia ... #Graph #nephrology ... #diagnosis #sodium
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
Hypernatremia - ... and Treatment Hypernatremia ... Water (TBW) x (([Na ... Treatment #management #nephrology ... #sodium
Hyponatremia Differential Diagnosis Algorithm in Cancer
UOsm ≥ 100 mOsm/kg = Urine is inappropriately concentrated for hypotonic
Hyponatremia Differential ... Vasopressin-dependent - UNa ... following HSCT) - UNa ... tumors, brain or lung ... Cancer #algorithm #nephrology