Preoperative fluid balance assessment.
D001481:Basal Metabolism; D001794:Blood Pressure; D001831:Body Temperature; D006334:Heart Function Tests; D006801:Humans; D009730:Nursing Assessment; D009736:Nursing Process; D009747:Nutritional Physiological Phenomena; D011300:Preoperative Care; D012129:Respiratory Function Tests; D014882:Water-Electrolyte Balance