12 results
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
: • ADH ON (UOsm ... > 30): SIADH, Medications ... Primary polydipsia, Low ... Algorithm #diagnosis #sodium ... #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... alone in SIADH RAAS ... can be high or low ... #differential # ... #nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Utilizing Uric Acid ADH ... Uric Acid - Low ... #Differential # ... #sodium #low #uricacid
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
electrolyte abnormality caused ... osmolality helps to differentiate ... stimulated in states of low ... activated in states of low ... #hyponatremia #ADH
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... treat underlying cause ... • UOsm > 300 - ADH ... #Differential # ... #sodium
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Diagnosis Algorithm ADH ... Beer Potomania - Low ... Diagnosis #Algorithm #causes ... #nephrology
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Etiologies of Hypernatremia ... - Differential ... Insensible losses Sodium ... in kidneys) - Medications ... Diagnosis #Table #Causes
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 ... mannitol, glucosuria Low ... #Nephrology #Differential
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
, ADH (appropriately ... approach to the differential ... 2) Is ADH elevated ... #Differential # ... #sodium
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
post-operative phenomenon, medications ... promoting passive sodium ... antagonists: • Blocks ADH ... SIADH #Management #hyponatremia ... #nephrology #treatment