18 results
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Differential Algorithm ... examination, check urine ... uric acid: - Urine ... - Urine sodium ... #Diagnosis #Nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Osmolarity 2) Urine ... Osmolarity 3) Urine ... Sodium 4) Serum
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
- Differential Diagnosis ... Algorithm Hypernatremia ... water loss, Serum Sodium ... 145 mmol/L High Urine ... glucosuria Low Urine
Hypernatremia - Differential Diagnosis Workup Algorithm

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

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diagnosis Algorithm ... Diabetes Insipidus Workup ... #Management #Algorithm ... #Sodium #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
uric acid >4 • Urine ... Extra-renal losses • Urine ... uric acid >4 • Urine ... #algorithm #diagnosis ... #sodium #low #nephrology
Hyperglycemic Crisis - Algorithm for DKA/HHS

Diagnostic criteria for DKA:
 • pH < 7.3
 • Anion gap
Hyperglycemic Crisis ... - Algorithm for ... < 18 mEq/L • Urine ... > 18 mEq/L • Urine ... #Algorithm #management
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Hyponatremia - Diagnostic ... Evaluation Algorithm ... Check Uosm and/or Urine ... #Diagnosis #Workup ... #Evaluation #Algorithm
Hyponatremia Diagnostic Algorithm
1) Check serum osmolality
2) Check urine osmolality
3) ADH Dependent - Check volume status, urine
Hyponatremia Diagnostic ... osmolality 2) Check urine ... volume status, urine ... sodium, uric acid ... #Diagnosis #Algorithm
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
approaches to the diagnosis ... serum osmolality, urine ... osmolality and urinary sodium ... #Diagnosis #Hyponatremia ... #Algorithm #Differential