Adult | Age | Operative Surgical Procedures | Exception Cardiac Surgery procedures | General Anesthesia Expected
Item
1. adult males and females age ≥ 45 years, undergoing noncardiac surgery and general anaesthesia expected to exceed two hours.
boolean
C0001675 (UMLS CUI [1])
C0001779 (UMLS CUI [2])
C0543467 (UMLS CUI [3])
C1705847 (UMLS CUI [4,1])
C0018821 (UMLS CUI [4,2])
C0002915 (UMLS CUI [5,1])
C1517001 (UMLS CUI [5,2])
Risk Increased Cardiac event
Item
2. at increased risk of cardiac events, defined as any of
boolean
C0035647 (UMLS CUI [1,1])
C0205217 (UMLS CUI [1,2])
C0741923 (UMLS CUI [1,3])
Coronary Artery Disease | Angina Pectoris | Myocardial Infarction | Segmental wall motion Abnormality Echocardiography | Defect Localized Radionuclide Imaging | Exercise stress test Positive Myocardial Ischemia | Exercise Positive Myocardial Ischemia Radionuclide Imaging | Exercise Positive Myocardial Ischemia Echocardiography | Cardiovascular stress test using pharmacologic stress agent Positive Myocardial Ischemia | Coronary revascularisation | Coronary Artery Bypass Surgery | Percutaneous Transluminal Coronary Angioplasty | Coronary Stenosis atherosclerotic Angiography | Coronary Stenosis Diameter Percent Coronary artery | EKG: Q wave abnormal Lead measurement Quantity
Item
1. history of coronary artery disease as defined by a history of any one of the following: i. angina ii. mi iii. segmental wall motion abnormality on echocardiography or a fixed defect on radionuclide imaging iv. a positive exercise stress test for cardiac ischaemia v. a positive radionuclide exercise, echocardiographic exercise, or pharmacological cardiovascular stress test for cardiac ischaemia vi. coronary revascularization (cabg or ptca) vii. angiographic evidence of atherosclerotic stenosis > 50% of the diameter of any coronary artery viii. ecg with pathological q waves in two contiguous leads
boolean
C1956346 (UMLS CUI [1])
C0002962 (UMLS CUI [2])
C0027051 (UMLS CUI [3])
C0807885 (UMLS CUI [4,1])
C1704258 (UMLS CUI [4,2])
C0013516 (UMLS CUI [4,3])
C1457869 (UMLS CUI [5,1])
C0392752 (UMLS CUI [5,2])
C0034606 (UMLS CUI [5,3])
C0015260 (UMLS CUI [6,1])
C1514241 (UMLS CUI [6,2])
C0151744 (UMLS CUI [6,3])
C0015259 (UMLS CUI [7,1])
C1514241 (UMLS CUI [7,2])
C0151744 (UMLS CUI [7,3])
C0034606 (UMLS CUI [7,4])
C0015259 (UMLS CUI [8,1])
C1514241 (UMLS CUI [8,2])
C0151744 (UMLS CUI [8,3])
C0013516 (UMLS CUI [8,4])
C1827946 (UMLS CUI [9,1])
C1514241 (UMLS CUI [9,2])
C0151744 (UMLS CUI [9,3])
C0877341 (UMLS CUI [10])
C0010055 (UMLS CUI [11])
C2936173 (UMLS CUI [12])
C0242231 (UMLS CUI [13,1])
C0333482 (UMLS CUI [13,2])
C0002978 (UMLS CUI [13,3])
C0242231 (UMLS CUI [14,1])
C1301886 (UMLS CUI [14,2])
C0439165 (UMLS CUI [14,3])
C0205042 (UMLS CUI [14,4])
C0438159 (UMLS CUI [15,1])
C0524167 (UMLS CUI [15,2])
C1265611 (UMLS CUI [15,3])
Heart failure
Item
2. heart failure
boolean
C0018801 (UMLS CUI [1])
Cerebrovascular Disorders Due to Atherothrombosis
Item
3. cerebrovascular disease thought due to atherothrombotic disease
boolean
C0007820 (UMLS CUI [1,1])
C0678226 (UMLS CUI [1,2])
C1963943 (UMLS CUI [1,3])
Vascular Disease Aortic | Peripheral Vascular Diseases
Item
4. aortic or peripheral vascular disease
boolean
C0042373 (UMLS CUI [1,1])
C0003483 (UMLS CUI [1,2])
C0085096 (UMLS CUI [2])
Risk factors Quantity
Item
5. or three or more of the following risk factors:
boolean
C0035648 (UMLS CUI [1,1])
C1265611 (UMLS CUI [1,2])
Age
Item
age ≥70 years
boolean
C0001779 (UMLS CUI [1])
Congestive heart failure
Item
any history of congestive heart failure
boolean
C0018802 (UMLS CUI [1])
Diabetes Mellitus | Oral hypoglycemic | Insulin
Item
diabetes and currently on an oral hypoglycaemic agent or insulin therapy
boolean
C0011849 (UMLS CUI [1])
C0359086 (UMLS CUI [2])
C0021641 (UMLS CUI [3])
On treatment for hypertension
Item
current treatment for hypertension
boolean
C0578998 (UMLS CUI [1])
Serum creatinine measurement Preoperative
Item
preoperative serum creatinine >175 micro mol/l (> 2.0 mg/dl)
boolean
C0201976 (UMLS CUI [1,1])
C0445204 (UMLS CUI [1,2])
Hypercholesterolemia
Item
current or previous high cholesterol ≥6.2 mmol/l (> 240 mg/dl)
boolean
C0020443 (UMLS CUI [1])
Transient Ischemic Attack | Neurologic Deficits Focal Transient
Item
history of a transient ischemic attack (tia) (i.e. a transient focal neurological deficit that lasted less than 24 hours and thought to be vascular in origin)
boolean
C0007787 (UMLS CUI [1])
C0521654 (UMLS CUI [2,1])
C0205234 (UMLS CUI [2,2])
C0205374 (UMLS CUI [2,3])
Emergency surgery | Urgent surgical procedure
Item
emergency/urgent surgery (i.e. surgery which must be undertaken within 24 hours of acute presentation to hospital)
boolean
C4264510 (UMLS CUI [1])
C2188405 (UMLS CUI [2])
Operative Surgical Procedures Type High risk | Thoracic Surgical Procedures | Operative Surgical Procedures Intraperitoneal
Item
high-risk type of surgery (i.e. intrathoracic or intraperitoneal)
boolean
C0543467 (UMLS CUI [1,1])
C0332307 (UMLS CUI [1,2])
C0332167 (UMLS CUI [1,3])
C0524832 (UMLS CUI [2])
C0543467 (UMLS CUI [3,1])
C0442120 (UMLS CUI [3,2])
Cardiac Surgery procedures
Item
1. having cardiac surgery
boolean
C0018821 (UMLS CUI [1])
Impaired gas exchange Marked | FiO2 Intraoperative Patient need for
Item
2. marked impairment of gas-exchange expected to require fi02> 0.5 intraoperatively
boolean
C0150034 (UMLS CUI [1,1])
C1706089 (UMLS CUI [1,2])
C2370852 (UMLS CUI [2,1])
C0456904 (UMLS CUI [2,2])
C0686904 (UMLS CUI [2,3])
Medical contraindication Nitrous Oxide | Volvulus | Pulmonary Hypertension | Intracranial Hypertension | Oxygen supplementation Planned | Colon and Rectal Surgery
Item
3. specific circumstances where n2o is contraindicated (eg. volvulus, pulmonary hypertension, raised intracranial pressure) or the anaesthetist plans to use supplemental oxygen (eg. colorectal surgery)
boolean
C1301624 (UMLS CUI [1,1])
C0028215 (UMLS CUI [1,2])
C0042961 (UMLS CUI [2])
C0020542 (UMLS CUI [3])
C0151740 (UMLS CUI [4])
C0919655 (UMLS CUI [5,1])
C1301732 (UMLS CUI [5,2])
C2608114 (UMLS CUI [6])
Nitrous Oxide Unavailable
Item
4. n2o unavailable for use.
boolean
C0028215 (UMLS CUI [1,1])
C0686905 (UMLS CUI [1,2])