11 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential Diagnosis ... Algorithm - Diabetes ... Insipidus Workup ... #Sodium #nephrology ... #insipidus #DI
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
neurogenic diabetes insipidus ... causes (e.g., hypokalemia ... Treatment is aimed ... Classification #Types #Nephrology ... #Diagnosis #Differential
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
- Differential Diagnosis ... Algorithm Hypernatremia ... water loss, Serum Sodium ... kg • Diabetes Insipidus ... Hypernatremia #Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
- Differential Diagnosis ... Workup Algorithm ... Euvolemic: Diabetes insipidus ... #Workup #Algorithm ... #nephrology #sodium
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia Algorithm ... ON (UNa < 30): Hypovolemia ... #Hyponatremia #Algorithm ... #diagnosis #sodium ... #nephrology
Diabetes Insipidus - Diagnosis Algorithm
Tests:
 • Osmolality, Urine AND/OR
 • Osmolality, Serum or Plasma AND
 •
Diabetes Insipidus ... - Diagnosis Algorithm ... Plasma AND • Sodium ... #Diagnosis #Algorithm ... #nephrology #differential
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Present (Uosm ≥100): Hypovolemia ... #differential #diagnosis ... #table #sodium ... #nephrology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
- Differential Diagnosis ... Diagnosis is primarily ... post-obstructive 3) Diabetes Insipidus ... #Differential #Diagnosis ... #nephrology #sodium
Algorithm for Management of Acute and Chronic Hyperkalemia
Acute Hyperkalemia:
 - IV calcium (10 mL of 10%)
Algorithm for Management ... in 4 mL) - IV sodium ... mL/min) - Oral sodium ... Acute #Chronic #treatment ... #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
thiazide-sensitive sodium ... thiazide-sensitive sodium ... Rhabdomyolysis Treatment ... Gitelman #Syndrome #diagnosis ... #nephrology #management