Cerebral salt wasting syndrome as a postoperative complication after surgical resection of acoustic neuroma

Study Design: Retrospective case review. Setting: Tertiary care, university hospital. Patients: The authors describe two patients operated on for acoustic neuroma in whom hyponatremia occurred after intervention. Interventions: Acoustic neuroma surgery. Results: Wrong diagnosis in case of central nervous system disorder associated with hyponatremia can have fatal consequences. Conclusions: To the authors' knowledge, this is the first case report associating cerebral salt wasting syndrome with previous surgical resection of acoustic neuroma.