24 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... 2) Urine Osmolarity ... 3) Urine Sodium ... #nephrology #sodium
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
water loss, Serum Sodium ... 145 mmol/L High Urine ... Osmolality > 300 ... glucosuria Low Urine ... Osmolality < 300
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Repeat the sodium ... mmol/L - true hyponatremia ... renal failure #Hypernatremia ... Diagnosis #Workup #Algorithm
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Differential Algorithm ... sodium and serum ... sodium low, uric ... - Urine sodium ... #Differential #Algorithm
Hyponatremia Diagnostic Algorithm
1) Check serum osmolality
2) Check urine osmolality
3) ADH Dependent - Check volume status, urine
Algorithm 1) Check ... serum osmolality ... 2) Check urine ... osmolality 3) ADH ... sodium, uric acid
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
Hyponatremia (<135 ... , urine sodium concentration ... and urine osmolality ... Measured urine sodium ... #RAAS #Hypovolemia
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
classification of hyponatremia ... same tests (serum osmolality ... , urine osmolality ... and urinary sodium ... #Algorithm #Differential
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup Algorithm ... 1) Check Urine ... Osmolality: > ... Diagnosis #Workup #Algorithm ... #nephrology #sodium
Algorithm for the diagnosis of hyponatremia.

If you start with the osmolalities, urinary sodium etc first and
Algorithm for the ... diagnosis of hyponatremia ... osmolalities, urinary sodium ... #Diagnosis #Hyponatremia ... #Osmolality #management
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Algorithm Hypertonic ... ON (UNa < 30): Hypovolemia ... #Algorithm #diagnosis ... #sodium #nephrology