10 results
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
Classification of ... mutations in AQP-2 ... #Classification ... #Types #Nephrology ... #Diagnosis #Differential
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Algorithm - Diabetes Insipidus ... history Step #2 ... Algorithm #Sodium #nephrology ... #insipidus #DI
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Polyuria - Differential ... Urine osmolality = 2 ... kg • Diabetes Insipidus ... Polydipsia #Polyuria #Differential ... Diagnosis #Algorithm #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - Differential ... renal mechanism 2) ... Euvolemic: Diabetes insipidus ... Hypernatremia #Differential ... Workup #Algorithm #nephrology
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
Nephrogenic diabetes insipidus ... - Vasopressin-2 ... receptor or aquaporin-2 ... Defects #Kidney #Nephrology ... #Diagnosis #Differential
Acute Kidney Injury (AKI) in Patients with Cancer 

Cancer Related 
• Hypercalcemia 
• Intravenous contrast 
•
syndrome (Interleukin-2) ... Cancer #Oncology #Differential ... #Diagnosis #Classification ... #Nephrology
Diabetes Insipidus - Diagnosis Algorithm
Tests:
 • Osmolality, Urine AND/OR
 • Osmolality, Serum or Plasma AND
 •
Diabetes Insipidus ... Osmolality, Urine 1-2 ... ARUPLabs #Diabetes #Insipidus ... Diagnosis #Algorithm #nephrology ... #differential
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
Hypernatremia - Differential ... The differential ... water unavailable 2) ... post-obstructive 3) Diabetes Insipidus ... Treatment #management #nephrology
Urine chemistry tests for the diagnostic evaluation of a patient with polyuria
UOsm <100 mOsm/Kg (H2O diuresis)
polydipsia • Diabetes insipidus ... 300 mOsm/Kg • 2 ... intravenous fluids) • 2 ... #polyuria #differential ... #diagnosis #nephrology
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
occurs in only 2- ... Co-morbid diabetes insipidus ... Differential Diagnosis ... : Diabetes Insipidus ... diagnosis #management #nephrology