1381 results
Hypernatremia Classification and Features According to Volume Status
 - Hypervolemic hypernatremia - Cushing's syndrome, Primary hyperaldosteronism,
hypernatremia - DI ... Central Dl, Partial DI ... , Gestational DI ... , Nephrogenic DI ... Comparison #Table #Nephrology
Two-step Copeptin algorithm for differential diagnosis of Diabetes Insipidus (DI)

Baseline Copeptin < 21.4 pmol/L:
 • Arginine-stimulated
Diabetes Insipidus (DI ... partial Central DI ... → Nephrogenic DI ... Diabetes #Insipidus #DI ... algorithm #copeptin #nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Algorithm #Sodium #nephrology ... #insipidus #DI
Central vs Nephrogenic Diabetes Insipidus - Desmopressin Challenge
Give desmopressin (intranasal, SQ, IV) and monitor UOsm every
Diabetes #Insipidus #DI ... Challenge #diagnosis #nephrology
Lithium Induced Kidney Diseases:
Electrolyte Disorders:
 • Nephrogenic DI
 • Incomplete distal RTA
 • Hypercalcemia
Tubular/interstitial disorders:
• Nephrogenic DI ... differential #diagnosis #nephrology
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
• Nephrogenic DI ... Diagnosis #Causes #nephrology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
urine osm (in DI ... Treatment #management #nephrology
Water Deprivation Test - Differential Diagnosis of Diabetes Insipidus (DI)
Concept of WDT: endogenous vasopressin secretion is
Diabetes Insipidus (DI ... Diabetes #Insipidus #DI
Polyuria - Differential Diagnosis
Solute Diuresis
 • Na intake/saline
 • Glucosuria: Hyperglycemia, SGLT-2 inhibitors
 • Urea: Exogenous
Polydipsia • Central DI
Hypernatremia - Diagnostic Evaluation Algorithm
Step 1: Consider history. Most patients presenting with hypernatremia are either very
If patient has DI