5 results
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
(Uosm ≥100): SIADH ... , Renal Sodium loss ... Insufficiency, Cerebral ... solute intake, UNa ... differential #diagnosis #table
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
secretion (SIADH ... carcinoma of the lung ... osmostat - Cerebral ... Differential #Diagnosis #Table ... #Causes #Sodium
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
Management of SIADH ... promoting passive sodium ... osmolality < 538 AND UNa ... #Management #hyponatremia ... #nephrology #treatment
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
SIADH Treatment ... Pain, Primary lung ... promoting passive sodium ... vaptans) • Blocks ADH ... #Management #hyponatremia
Management of Hyponatremia
Hypertonic Saline - Only indicated if patient has severe symptoms + Na < 125
Give
Management of Hyponatremia ... Normalizes in SIADH ... • IF SIADH — ... #Management #algorithm ... #treatment #sodium