32 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Workup Step #1 ... 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 →
Pathophysiology 1) ... Neurological event 2) ... Sodium loss from ... #hyponatremia # ... comparison
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Workup Step 1 ... Repeat the sodium ... Step 2. ... administration Step 3. ... Workup #Algorithm #Nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... water retention 1) ... Serum Osmolarity 2) ... Urine Osmolarity 3) ... Urine Sodium 4)
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
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Workup Algorithm 1) ... renal mechanism 2) ... insipidus (central or nephrogenic ... Workup #Algorithm #nephrology ... #sodium
Shock and Vasoactive Drugs 
1) Determine type and etiology of shock
 • Distributive: Sepsis, Anaphylaxis, Neurogenic
Vasoactive Drugs 1) ... , Anaphylaxis, Neurogenic ... Pulmonary embolism 2) ... Nitroprusside, Nesiritide 3) ... #comparison #table
Hypertonic Saline for Treatment of Hyponatremic Encephalopathy
1) 100 ml bolus of 3% NaCl over 10 min.
Encephalopathy 1) ... L in the first 1- ... sodium should be ... Saline #Treatment #management ... #protocol #hyponatremia
Hyponatremia Correction
1. Indications for Hypertonic Saline: seizure, coma, focal findings
   - typically occurs with
1. ... increasing Na ~5mEq 2. ... 10-12 mEq/day 3. ... Correction #goal #rate #management ... #nephrology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Then, ask 3 questions ... 1) Is it hypotonic ... 2) Is ADH elevated ... Diagnosis #Treatment #management ... #nephrology #sodium