12 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Diagnosis Algorithm ... - Diabetes Insipidus ... Workup Step #1 ... #Sodium #nephrology ... #insipidus #DI
Hypernatremia - Diagnostic Evaluation Algorithm
Step 1: Consider history. Most patients presenting with hypernatremia are either very
Diagnostic Evaluation ... 1: Consider history ... If patient has DI ... #Evaluation #Algorithm ... #Sodium
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... water retention 1) ... Sodium 4) Serum ... #Algorithm #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Algorithm Hypernatremia ... water loss, Serum Sodium ... kg • Diabetes Insipidus ... #Nephrology #Differential ... #Diagnosis #Algorithm
Hypernatremia - Differential Diagnosis Workup Algorithm

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

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Workup Step 1 ... Repeat the sodium ... HYPERVOLEMIC • CHF ... #Algorithm #Nephrology
Hyponatremia Diagnostic Algorithm
1) Check serum osmolality
2) Check urine osmolality
3) ADH Dependent - Check volume status, urine
Hyponatremia Diagnostic ... Algorithm 1) Check ... sodium, uric acid ... #Diagnosis #Algorithm ... #nephrology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
osm (in DI; high ... is a clue). 1) ... post-obstructive 3) Diabetes Insipidus ... Treatment #management #nephrology ... #sodium
Diabetes Insipidus - Diagnosis Algorithm
Tests:
 • Osmolality, Urine AND/OR
 • Osmolality, Serum or Plasma AND
 •
- Diagnosis Algorithm ... Plasma AND • Sodium ... 1-2 hrs post administration ... #Diagnosis #Algorithm ... #nephrology #differential
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Urine Na+K / serum ... Na >1 is predictive ... #differential #diagnosis ... #nephrology