title: Orthostatic hypotension following surgery on brain-stem neoplasms: report of two cases.
mesh_terms: D001932:Brain Neoplasms / Q000601:surgery*; D001933:Brain Stem / Q000601:surgery*; D004806:Ependymoma / Q000601:surgery*; D005260:Female; D005438:Fludrocortisone / Q000627:therapeutic use; D006801:Humans; D007024:Hypotension, Orthostatic / Q000209:etiology* / Q000628:therapy; D008297:Male; D008579:Meningioma / Q000601:surgery*; D008875:Middle Aged; D010656:Phenylephrine / Q000627:therapeutic use; D011183:Postoperative Complications
chemical_list: D010656:Phenylephrine; D005438:Fludrocortisone