18 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Utilizing Uric Acid ADH ... 2) Urine Osmolarity ... 3) Urine Sodium ... #Differential #
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
, urine sodium concentration ... and urine osmolality ... helps to differentiate ... Measured urine sodium ... #hyponatremia #ADH
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
usually caused by ... , ADH (appropriately ... 3 questions to work ... Measure urine osmolality ... management #nephrology #sodium
Hyponatremia Diagnostic Algorithm
1) Check serum osmolality
2) Check urine osmolality
3) ADH Dependent - Check volume status, urine
2) Check urine ... osmolality 3) ADH ... volume status, urine ... sodium, uric acid ... Diagnosis #Algorithm #differential
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential ... water loss, Serum Sodium ... Osmolality > 300 ... Osmolality < 300
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential ... • Drugs • Pulmonary ... Hypo-osmolar urine ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential ... • Drugs • Pulmonary ... Hypo-osmolar urine ... #Nephrology #Differential
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... 1) Check Urine ... Osmolality: > ... Algorithm #nephrology #sodium
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... treat underlying cause ... • UOsm > 300 - ADH ... Pulmonary Diseases ... diagnosis #nephrology #sodium
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... Inappropriate ADH ... hemorrhage) - Pulmonary ... Diagnosis #Table #Causes ... #Sodium