9 results
nephrology diagnosis management differential table causes comparison ebv hypotonic hypovolemia low osmolality pathophysiology physiologic potomania raas saltwasting thiazides unaa volume
Modified Hyponatremia Algorithm Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants Hypotonic Hyponatremia: • ADH ON (UOsm > 100):
Algorithm Hypertonic ... : • ADH ON (UOsm ... > 30): SIADH, Medications ... Reset osmostat, Cerebral ... #sodium #nephrology
Physiologic Approach to Hypotonic Hyponatremia The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... or Ineffective (UNa ... (Uosm ≥100): SIADH ... , Renal Sodium loss ... Insufficiency, Cerebral
Cerebral Salt Wasting vs SIADH - Pathophysiology 1) Neurological event 2) Sodium loss from tubules 3) Naturiesis →
Cerebral Salt Wasting ... Neurological event 2) Sodium ... Hypovolaemia → ADH ... reabsorption 5) ↓ Na ... diagnosis #nephrology #hyponatremia
Hyponatremia - Differential Diagnosis by Mechanism Decr Blood Pressure (“Decr Effective Circulating Volume”) - Volume depletion
Hyponatremia - Differential ... secretion (SIADH ... carcinoma of the lung ... osmostat - Cerebral ... Table #Causes #Sodium
Volume Based Approach to Hyponatremia Hypovolemic, Serum uric acid >4 • Urine Na <20: Extra-renal losses •
Based Approach to Hyponatremia ... Renal losses, Cerebral ... uric acid <4 • SIADH ... #algorithm #diagnosis ... #sodium #low #nephrology
Management of SIADH Treat underlying cause: • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
Management of SIADH ... promoting passive sodium ... antagonists: • Blocks ADH ... #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 ... osmolality < 538 AND UNa ... vaptans) • Blocks ADH
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
consequence of cerebral ... concentration (UNa ... #hyponatremia #ADH ... EBV #potomania #SIADH ... #Thiazides #UNAa
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
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