16 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... water retention 1) Serum ... 4) Serum Uric Acid ... salt wasting By Rachel ... Diagnosis #Algorithm #nephrology
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... - Differential ... • Nephrogenic diabetes ... #Diagnosis #Causes ... #nephrology #sodium
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
- Differential ... free water loss, Serum ... Sodium >145 mmol ... 300 mmol/kg • Diabetes ... Hypernatremia #Nephrology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... - Differential ... Urine Osmolality > Serum ... #Polyuria #Nephrology ... #Differential #
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
approach to the differential ... Calculate serum ... #Hyponatremia #Differential ... #management #nephrology ... #sodium
Diabetes Insipidus - Diagnosis Algorithm
Tests:
 • Osmolality, Urine AND/OR
 • Osmolality, Serum or Plasma AND
 •
Diabetes Insipidus ... Plasma AND • Sodium ... ARUPConsult @ARUPLabs #Diabetes ... Diagnosis #Algorithm #nephrology ... #differential
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
Classification of Diabetes ... uropathy, Metabolic causes ... Treatment is aimed ... Classification #Types #Nephrology ... #Diagnosis #Differential
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
SIADH Treatment ... Treat underlying cause ... promoting passive sodium ... • Re-check the serum ... #hyponatremia #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... algorithm Urine Na+K / serum ... : SIADH, Renal Sodium ... #Hyponatremia #differential ... #nephrology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
Hypernatremia - Differential ... The differential ... post-obstructive 3) Diabetes ... #management #nephrology ... #sodium