13 results
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Algorithm Hypertonic ... , Medications (diuretics ... Reset osmostat, Cerebral ... #Algorithm #diagnosis ... #sodium #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
of hypotonic hyponatremia ... normal volume-based algorithm ... Urine Na+K / serum ... Insufficiency, Cerebral ... differential #diagnosis
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Neurological event 2) Sodium ... ) Naturiesis → diuresis ... Hypovolaemia → ADH ... → Increased urine ... Pathophysiology #diagnosis
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... especially thiazide diuretics ... Reduced GFR, AKI/CRF ... Hypo-osmolar urine ... #Algorithm #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... especially thiazide diuretics ... Reduced GFR, AKI/CRF ... Hypo-osmolar urine ... #Algorithm #Causes
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... Algorithm Hypernatremia ... water loss, Serum Sodium ... 300 mmol/kg • Hypertonic ... #Algorithm #Causes
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Algorithm Isotonic ... • Hypovolemia: Diuretics ... Alcohol MH/CCF ... #diagnosis #causes ... #nephrology #sodium
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... Diagnosis Algorithm ... (CHF, cirrhosis ... #Algorithm #diagnosis ... #nephrology #sodium
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
consequence of cerebral ... in blood urea causes ... release of anti-diuretic ... Measured urine sodium ... #hyponatremia #ADH
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... is usually caused ... 1) Is it hypotonic ... Measure urine osmolality ... management #nephrology #sodium