8 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Utilizing Uric Acid ADH ... 3) Urine Sodium ... Diagnosis #Algorithm #nephrology ... #sodium #low #uricacid
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
asymptomatic to seizures ... hypervolemic, hypovolemic ... stimulated in states of low ... #hyponatremia #ADH ... #RAAS #Hypovolemia
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Wasting vs SIADH - Pathophysiology ... Neurological event 2) Sodium ... → ADH → water reabsorption ... #diagnosis #nephrology ... #hyponatremia #
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
: • ADH ON (UOsm ... ON (UNa < 30): Hypovolemia ... Primary polydipsia, Low ... Algorithm #diagnosis #sodium ... #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
1) Check Urine Osmolality ... : • Hypovolemic ... • Euvolemic (Low ... Workup #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 ... , Hypervolemia with ... Primary polydipsia), Low ... #nephrology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
majority of cases, ADH ... 2) Is ADH elevated ... of symptomatic (seizures ... Treatment #management #nephrology ... #sodium
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
tubule (DCT) Clinical ... alkalosis • Normal or low ... tachycardia • Seizures ... Syndrome #diagnosis #nephrology ... #management #pathophysiology