title: Glyceryl trinitrate as a hypotensive agent in middle-ear surgery.
abstract: A total of 47 patients having microsurgery of the middle-ear under general anaesthesia received an infusion of glyceryl trinitrate to produce controlled hypotension. The operating field was evaluated by the surgeon by means of a simple scoring system. Using this technique satisfactory conditions were achieved in all patients without complications.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001794:Blood Pressure / Q000187:drug effects; D004432:Ear, Middle / Q000601:surgery*; D006801:Humans; D007023:Hypotension, Controlled; D008875:Middle Aged; D005996:Nitroglycerin / Q000494:pharmacology*
chemical_list: D005996:Nitroglycerin