[Transient central diabetes insipidus during a valproic acid poisoning]. / Diabète insipide central transitoire au cours d'une intoxication à l'acide valproïque.

A 39-year-old man was hospitalized after divalproate self-poisoning. He presented coma requiring tracheal intubation and mechanical ventilation at 11 hours and central diabetes insipidus. Serum valproic acid concentration was 590 mg/l at 30 hours. Progressive improvement occurred after hydratation and administration of vasopressin.