6 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... ADH promotes Urea ... Low Uric Acid → SIADH ... #nephrology #sodium
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... uric acid <4 • SIADH ... Cirrhosis, Nephrotic syndrome ... #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 ... volume overload Urea ... Saline: • If Urine ... #Management #hyponatremia ... #nephrology #treatment
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 ... restriction alone in SIADH ... Cirrhosis, Nephrotic syndrome ... table #sodium #nephrology
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
Urea powder • Induces ... 0.9% NS • If Urine ... Hypotension, Increased urine ... #Management #hyponatremia ... #nephrology #treatment
Hyponatremia Differential Diagnosis Algorithm in Cancer
UOsm ≥ 100 mOsm/kg = Urine is inappropriately concentrated for hypotonic
Diagnosis Algorithm ... 100 mOsm/kg = Urine ... capillary leak syndrome ... inappropriate • SIAD ... #nephrology #oncology