Abstract:ObjectiveTo evaluate the presence of hyponatremia and natriuresis and their
association with atrial natriuretic factor in neurosurgery patients.MethodsThe study included 30 patients who had been submitted to intracranial tumor
resection and cerebral aneurism clipping. Both plasma and urinary sodium and
plasma atrial natriuretic factor were measured during the preoperative and
postoperative time periods.ResultsHyponatremia was present in 63.33% of the patients, particularly on the first
postoperative day. Natri… Show more
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