4 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... renal mechanism 2) ... Diagnosis #Workup ... #sodium
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diagnosis Algorithm ... Diabetes Insipidus Workup ... history Step #2 ... #Sodium #nephrology
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
Inherited Defects ... of epithelial sodium ... Kidney #Nephrology #Diagnosis ... #Differential # ... Table
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
occurs in only 2- ... dysfunction - K+ deficits ... diabetes insipidus Differential ... intoxication Initial Workup ... , Urine Sodium