Their results showed a consistent abnormal increase in ANP values up until 14 days after the initial SAH; hyponatremia occurred in nine of these patients. ADH levels also increased within the ...

SIADH is characterized by decreased serum osmolality ... CSW has been proposed as a more immediate cause of hyponatremia in SAH patients.

The investigators subsequently monitored the long-term effects of dose-adjusted satavaptan treatment in the same group of patients with SIADH. Ten patients completed the 12-month open-label study ...