Assessing the surgical risk in an elderly patient.
D000367:Age Factors; D000368:Aged; D002318:Cardiovascular Diseases / Q000150:complications; D005767:Gastrointestinal Diseases / Q000150:complications; D006801:Humans; D006973:Hypertension / Q000150:complications; D007022:Hypotension / Q000150:complications; D008875:Middle Aged; D009748:Nutrition Disorders / Q000150:complications; D012131:Respiratory Insufficiency / Q000150:complications; D012306:Risk; D013514:Surgical Procedures, Operative; D014570:Urologic Diseases / Q000150:complications