300 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Repeat the sodium ... Check plasma osmolality ... mmol/L - true hyponatremia ... renal failure #Hypernatremia
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... retention 1) Serum Osmolarity ... 2) Urine Osmolarity ... 3) Urine Sodium ... Algorithm #nephrology #sodium
Hyponatremia Diagnostic Algorithm
1) Check serum osmolality
2) Check urine osmolality
3) ADH Dependent - Check volume status, urine
Hyponatremia Diagnostic ... 1) Check serum osmolality ... 2) Check urine osmolality ... status, urine sodium ... @kidney_boy #Hyponatremia
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... Diagnosis Algorithm Hypernatremia ... water loss, Serum Sodium ... /L High Urine Osmolality ... glucosuria Low Urine Osmolality
Hypernatremia - Differential Diagnosis Workup Algorithm

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

If you start with the osmolalities, urinary sodium etc first and
the diagnosis of hyponatremia ... osmolalities, urinary sodium ... #Diagnosis #Hyponatremia ... Differential #Algorithm #Osmolality
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
Hyponatremia (<135 ... the total body sodium ... urea causes the hyponatremia ... True hyponatremia ... #hyponatremia #ADH
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
classification of hyponatremia ... the diagnosis of hyponatremia ... same tests (serum osmolality ... , urine osmolality ... and urinary sodium
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... and Treatment Hyponatremia ... Calculate serum osmolality ... Measure urine osmolality ... management #nephrology #sodium
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
promoting passive sodium ... Saline: • If Urine osmolality ... SIADH #Management #hyponatremia