Preoperative assessment of the high risk surgical patient.
D000367:Age Factors; D000368:Aged; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000150:complications; D008487:Medical History Taking; D008875:Middle Aged; D010808:Physical Examination; D011183:Postoperative Complications / Q000517:prevention & control*; D011300:Preoperative Care; D012120:Respiration Disorders / Q000517:prevention & control*; D012121:Respiration, Artificial; D012129:Respiratory Function Tests; D012131:Respiratory Insufficiency / Q000150:complications; D012306:Risk