Cardiovascular response to increased epidural pressure in the elderly surgical patient.
D001784:Blood Gas Analysis; D001810:Blood Volume; D002245:Carbon Dioxide / Q000032:analysis; D002302:Cardiac Output / Q000187:drug effects; D002319:Cardiovascular System / Q000187:drug effects*; D004388:Dura Mater / Q000187:drug effects*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011312:Pressure; D012129:Respiratory Function Tests; D012965:Sodium Chloride / Q000494:pharmacology*
D002245:Carbon Dioxide; D012965:Sodium Chloride