Copeptin as a Diagnostic Marker in the Management of Neurosurgical Patients With Disturbance of Water Homeostasis
Observational Model: Cohort, Time Perspective: Prospective
diagnostic accuracy, i.e. difference of copeptin levels between patients without and patients with postoperative DI, of copeptin in the diagnosis of water disturbance in neurosurgical patients
daily blood sampling will allow to diagnose DI or SIADH during hospital stay. Copeptin levels will be compared between patients with uncomplicated postoperative course and patients with development of DI or SIADH.
daily during hospital stay of the patient, on average 1 week