title: Intraoperative hemodynamic changes during total knee replacement.
mesh_terms: D000368:Aged; D000775:Anesthesia, Spinal; D001794:Blood Pressure; D004620:Embolism, Fat / Q000209:etiology; D006439:Hemodynamics; D006801:Humans; D007717:Knee / Q000601:surgery*; D008875:Middle Aged; D013318:Stroke Volume; D014111:Tourniquets; D014655:Vascular Resistance