16 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... water retention 1) ... Serum Osmolarity 2) ... 3) Urine Sodium
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential ... Diagnosis Algorithm ... water loss, Serum Sodium ... 300 mmol/kg • Hypertonic
Hypertonic Saline for Treatment of Hyponatremic Encephalopathy
1) 100 ml bolus of 3% NaCl over 10 min.
Hypertonic Saline ... for Treatment of ... 1) 100 ml bolus ... L in the first 1- ... L. 5) Monitor urine
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... 1) Check Urine ... renal mechanism 2) ... #sodium
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
3 questions to work ... 1) Is it hypotonic ... 2) Is ADH elevated ... Measure urine osmolality ... management #nephrology #sodium
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diabetes Insipidus Workup ... Step #1 - Consider ... history Step #2 ... #Sodium #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
of hypotonic hyponatremia ... normal volume-based algorithm ... Urine Na+K / serum ... Na >1 is predictive ... differential #diagnosis
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Step 1: Consider ... elevated Step 2: ... Check Uosm and/or Urine ... considered likely, the cause ... #Diagnosis #Workup
Hyponatremia Diagnostic Algorithm
1) Check serum osmolality
2) Check urine osmolality
3) ADH Dependent - Check volume status, urine
Algorithm 1) Check ... serum osmolality 2) ... volume status, urine ... sodium, uric acid ... #differential #
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
DI; high dilute urine ... output is a clue). 1) ... water unavailable 2) ... ([Na] / 140) - 1) ... management #nephrology #sodium