73 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
Diabetes Insipidus vs Syndrome of Inappropriate ADH (SIADH) - Comparison Table

Diabetes Insipidus - Inadequate ADH
SIADH -
Diabetes Insipidus ... ) - Comparison Table ... Diabetes Insipidus ... SIADH #Comparison #Table ... Signs #Symptoms #Diagnosis
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
- Differential Diagnosis ... Central diabetes insipidus ... Nephrogenic diabetes insipidus ... #Differential #Diagnosis ... Causes #nephrology #sodium
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
- Differential Diagnosis ... Insensible losses Sodium ... Central Diabetes Insipidus ... #Differential #Diagnosis ... #Table #Causes
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 ... #Algorithm #Causes
Water Deprivation Test - Differential Diagnosis of Diabetes Insipidus (DI)
Concept of WDT: endogenous vasopressin secretion is
- Differential Diagnosis ... of Diabetes Insipidus ... capacity #Diabetes #Insipidus ... #Differential #Diagnosis ... #algorithm #WDT
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
- Differential Diagnosis ... Algorithm Urine ... Central Diabetes Insipidus ... #Differential #Diagnosis ... #Algorithm #causes
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
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
cell epithelial sodium ... of epithelial sodium ... Nephrogenic diabetes insipidus ... Kidney #Nephrology #Diagnosis ... #Differential #Table
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Hyponatremia Differential Algorithm ... examination, check urine sodium ... acid: - Urine sodium ... #Differential #Algorithm ... #Diagnosis #Nephrology