Management of Psychogenic Polydipsia

Topics: diabetes insipidus | fluid restriction | Hyponatremia | low sodium | Naltrexone | Osmolality | SIADH | sodium supplementation | water intoxication | water restriction

  Your new patient came from jail and has a history of schizophrenia. In jail, he was prescribed chlorpromazine and was observed to drink water compulsively, even from his cell toilet. On interview, he seems confused and disoriented, and he urinates on himself. The nurses tell you he has been complaining of thirst and needs to urinate frequently