Orange Flashcards

1
Q

What is the most common source of cardiac embolism?

A

Left atrium

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2
Q

What is the most common cause of isolated aortic insufficiency?

A

Congenital Bicuspid valve #1

Marfan’s syndrome #2

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3
Q

What are the major clinical predictors of increased peri-operative cardiovascular risk?

A

Unstable coronary syndromes
Decompensaged heart failure
Significant arrhythmias
Severe valvular disease

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4
Q

What are the intermediate clinical predictors of increased peri-operative cardiovascular risk?

A
Mild angina
Previous MI
Compensated or prior heart failure
DM
Renal insufficiency
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5
Q

What are the minor clinical predictors of increased peri-operative cardiovascular risk?

A
Advanced age
Low functional capacity 
Uncontrolled systemic HTN
Previous stroke 
Rhythm other than sinus 
Abnormal EKG
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6
Q

What non-cardiac procedures are stratified as high cardiac risk?

A

Emergent major operations
Aortic and other major vascular surgery
Peripheral vascular surgery
Anticipated prolonged surgical procedures associated with large fluid shifts and/or blood loss

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7
Q

What non-cardiac procedures are stratified as intermediate cardiac risk?

A
Carotid endarterectomy 
Head and neck surgery 
Intraperitoneal and intrathroacic surgery 
Orthopaedic surgery 
Prostate surgery
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8
Q

What non-cardiac procedures are stratified as low cardiac risk

A

Endoscopic surgery
Superficial procedures
Cataract surgery
Breast surgery

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9
Q

What do you do with a high-risk CV surgical patient?

A

Hold the surgery -> cardiology work up

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10
Q

What do you do with a intermediate or minor-risk CV surgical patient

A

Look at the function capacity and surgical risks

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11
Q

What is the Goldman risk assessment

A

Cardiac risk index

9 variables associated with increased risk of peri-operative cardiac complications

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12
Q

What are the components of the Goldman risk assessment ?

A

See email Orange 12

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13
Q

What is the associated risk of death with the Goldman Risk Assessment points?

A
Total points : risk of life threatening cardiac complication / risk of death 
0-5 points : 0.7% / 0.2%
6-12 pts : 5% / 2%
13-25 pts : 12% / 2%
>25 pts : 22% / 56%
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14
Q

What is the mortality difference between peri-operative MI and non-surgical acute MI pts

A

Peri-operative mortality: 50-90%

Non-surgical AMI mortality: 12%

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15
Q

What is the most common associated finding with peri-operative MI?

A

Peri-operative shock (<10mins)

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16
Q

What are the complications of MI

A

Papillary muscle dysfunction/rupture -> mitral insufficiency -> CHF, decreased CO, hypotension
Ventricular septal defect
Ventricular arrhythmias
Ventricular aneurism

17
Q

What a is the risk of reinfarction

A

<2 months post MI - 37%
3-6 months post MI - 15%
>6 months post MI - 5%

18
Q

What is the mortality of reinfarction

A

50%

19
Q

How can the risk of reinfarction be limited?

A

Post-op infvasive monitoring in ICU with aggressive therapy of hemodynamic disturbances to 6, 3, and 1% respectively lk