6 results
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Volume Based Approach ... to Hyponatremia ... Cerebral salt wasting ... algorithm #diagnosis #sodium ... #low #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... mechanism 2) Volume ... • Euvolemic (Low ... #Algorithm #nephrology ... #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
: SIADH, Renal Sodium ... can be high or low ... Cerebral Salt Wasting ... differential #diagnosis #table ... #sodium #nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Cerebral salt wasting ... Primary polydipsia, Low ... solute intake, ... Algorithm #diagnosis #sodium ... #nephrology
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
negative if on low-gluten ... negative predictive value ... #Disease #Testing ... Tests #Diagnosis #Workup ... #Table
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
3 questions to work ... Assess volume status ... up to 3x in the setting ... Treatment #management #nephrology ... #sodium