8 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

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

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
1) Check Urine ... • Euvolemic (Low ... Euvolemic: Diabetes insipidus ... #Algorithm #nephrology ... #sodium
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... water retention 1) ... #Differential # ... Diagnosis #Algorithm #nephrology ... #sodium #low #uricacid
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
- Differential ... water loss, Serum Sodium ... mannitol, glucosuria Low ... kg • Diabetes Insipidus ... #Nephrology #Differential
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
output is a clue). 1) ... post-obstructive 3) Diabetes Insipidus ... ([Na] / 140) - 1) ... Treatment #management #nephrology ... #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
+K / serum Na >1 ... : SIADH, Renal Sodium ... can be high or low ... #differential # ... #nephrology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Then, ask 3 questions ... to work through ... 1) Is it hypotonic ... Treatment #management #nephrology ... #sodium
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
Differential Diagnosis ... : Diabetes Insipidus ... intoxication Initial Workup ... , Urine Sodium ... diagnosis #management #nephrology