33 results
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Malignancy True hypovolemia ... Hypo-osmolar urine ... #Nephrology #Differential ... #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Malignancy True hypovolemia ... Hypo-osmolar urine ... #Nephrology #Differential ... #Causes
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Utilizing Uric Acid ADH ... #nephrology #sodium ... #low #uricacid
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Algorithm Hypertonic ... : • ADH ON (UOsm ... ON (UNa < 30): Hypovolemia ... Primary polydipsia, Low ... #sodium #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... Urine Na+K / serum ... Present (Uosm ≥100): Hypovolemia ... table #sodium #nephrology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Diagnosis Algorithm ... ADH Independent ... Beer Potomania - Low ... #causes #nephrology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... Diagnosis Algorithm ... treat underlying cause ... , CNS Disease, Meds ... #diagnosis #nephrology
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... Algorithm UOsm ... EABV) - Consider: Hypovolemia ... Primary polydipsia, Low ... #causes #nephrology
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
asymptomatic to seizures ... stimulated in states of low ... activated in states of low ... #hyponatremia #ADH ... #RAAS #Hypovolemia
Causes of Secondary / Provoked Seizures - Differential Diagnosis Algorithm
Febrile
Infection
 • Sepsis
 • Encephalitis
 • Meningitis
Metabolic
Causes of Secondary ... / Provoked Seizures ... Hyperglycemia • Hypocalcemia ... • Hyponatremia ... #Causes