16 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
ADH promotes Urea ... Serum Osmolarity 2) ... Urine Osmolarity 3) ... Low Uric Acid → SIADH ... #nephrology #sodium
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Repeat the sodium ... Step 2. ... administration Step 3. ... EUVOLEMIC • SIADH ... #Nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Diagnosis Algorithm ... history Step #2 ... Uglucose Step #3 ... #Management #Algorithm ... #Sodium #nephrology
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Neurological event 2) ... Sodium loss from ... tubules 3) Naturiesis ... Pathophysiology #diagnosis #nephrology ... #hyponatremia #
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
hospitalization) 3. ... Urea powder • Induces ... promoting passive sodium ... #Management #hyponatremia ... #nephrology #treatment
Hyponatremia Diagnostic Algorithm
1) Check serum osmolality
2) Check urine osmolality
3) ADH Dependent - Check volume status, urine
Algorithm 1) Check ... serum osmolality 2) ... urine osmolality 3) ... status, urine sodium ... #nephrology
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
Management of SIADH ... volume overload Urea ... promoting passive sodium ... #Management #hyponatremia ... #nephrology #treatment
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Then, ask 3 questions ... 2) Is ADH elevated ... 3) Is it appropriate ... Diagnosis #Treatment #management ... #nephrology #sodium
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
, Dehydration: neurologic ... water unavailable 2) ... post-obstructive 3) ... Diagnosis #Treatment #management ... #nephrology #sodium
DDAVP Clamp Protocol in Hyponatremia
 • Stop any maintenance fluids.
 • Start DDAVP 2 mcg IV
Clamp Protocol in Hyponatremia ... • Start DDAVP 2 ... every 2 hours initially ... Clamp #Protocol #Hyponatremia ... #management #nephrology