cerebral salt wasting syndrome

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cerebral salt wasting syndrome

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CSW

Hyponatremia that develops in a critically ill patient who has suffered brain injury or infarction. The condition typically occurs in patients who are volume-depleted. High concentrations of sodium are found in the urine. Infusions of saline are therapeutic.
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Diagnosis of cerebral salt-wasting syndrome (CSWS) and syndrome of inappropriate antidiuretic hormone secretion (SIADH) (1,23) PARAMETER CSWS SIADH Serum Na (mmol/L) <135 <135 Serum osmolality (mosm/kg) <285 <285 Urine osmolality (mosm/kg) >200 >200 Urine Na (mmol/L) >25 >25 Weight [down arrow] [up arrow] Extracellular fluid volume [down arrow] N, [up arrow] Jugular venous distention - -, + Hematocrit [up arrow] [down arrow] Blood urea nitrogen [up arrow] [down arrow] Creatinine [up arrow] [down arrow] Uric acid N, [up arrow] [down arrow] Bicarbonate [up arrow] [down arrow] Plasma albumin/ [up arrow] N protein concentration Blood pressure Low, [left and Normal right arrow] Central venous <6 >6 pressure, cm H2O Pulmonary wedge <8 >8 pressure, mmHg