6 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Sodium 4) Serum ... Uric Acid → SIADH ... #sodium #low #uricacid
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Renal losses, Cerebral ... uric acid <4 • SIADH ... Hypothyroidism, Low ... #algorithm #diagnosis ... #sodium #low #nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
OFF (UNa > 30): SIADH ... Reset osmostat, Cerebral ... Primary polydipsia, Low ... #Algorithm #diagnosis ... #sodium #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Urine Na+K / serum ... can be high or low ... Insufficiency, Cerebral ... #differential #diagnosis
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
osmolality and urinary sodium ... the patient has SIADH ... or cerebral salt ... #Diagnosis #Hyponatremia ... #Algorithm #Differential
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
consequence of cerebral ... stimulated in states of low ... Measured urine sodium ... EBV #potomania #SIADH ... #Thiazides #UNAa