Preoperative evaluation of the poor-risk patient.
D000758:Anesthesia; D004070:Digitalis / Q000378:metabolism; D005767:Gastrointestinal Diseases; D006801:Humans; D007668:Kidney / Q000378:metabolism; D008099:Liver / Q000378:metabolism; D009203:Myocardial Infarction; D009747:Nutritional Physiological Phenomena; D009765:Obesity; D010946:Plants, Medicinal; D010947:Plants, Toxic; D011300:Preoperative Care; D014882:Water-Electrolyte Balance; D014947:Wounds and Injuries