7 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

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

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup Algorithm ... renal mechanism 2) ... • Euvolemic: Diabetes ... insipidus (central ... #nephrology #sodium
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Repeat the sodium ... Step 2. ... < 285 mmol/L - true ... Diagnosis #Workup #Algorithm ... #Nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Differential Diagnosis Algorithm ... water loss, Serum Sodium ... 300 mmol/kg • Diabetes ... Insipidus Hypodipsia ... #Nephrology #Differential
Diabetes Insipidus - Diagnosis Algorithm
Tests:
 • Osmolality, Urine AND/OR
 • Osmolality, Serum or Plasma AND
 •
Diabetes Insipidus ... - Diagnosis Algorithm ... Plasma AND • Sodium ... Osmolality, Urine 1-2 ... #Algorithm #nephrology
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
occurs in only 2- ... Diagnosis: Diabetes ... Insipidus, Impaired ... , Urine Sodium ... diagnosis #management #nephrology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
water unavailable 2) ... post-obstructive 3) Diabetes ... Insipidus: neurogenic ... Treatment #management #nephrology ... #sodium