8 results
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Algorithm Hypertonic ... OFF (UNa > 30): SIADH ... Primary polydipsia, Low ... solute intake, ... #sodium #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
algorithm Urine ... restriction alone ... in SIADH RAAS ... , Renal Sodium loss ... can be high or low
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Volume Based Approach ... to Hyponatremia ... uric acid <4 • SIADH ... algorithm #diagnosis ... #sodium #low #nephrology
Management of Hyponatremia
Hypertonic Saline - Only indicated if patient has severe symptoms + Na < 125
Give
Management of Hyponatremia ... Hypertonic Saline ... • IF SIADH — ... #Management #algorithm ... #treatment #sodium
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
water loss, Serum Sodium ... 300 mmol/kg • Hypertonic ... saline administration ... mannitol, glucosuria Low ... Urine Osmolality
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
stimulated in states of low ... activated in states of low ... activation of RAAS ... Measured urine sodium ... EBV #potomania #SIADH
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
1) Is it hypotonic ... Measure urine osmolality ... Assess volume status ... syndrome. 3% saline ... management #nephrology #sodium
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
promoting passive sodium ... colon 0.9% Normal Saline ... : • If Urine osmolality ... #Management #hyponatremia ... #nephrology #treatment