Introduction Flashcards

1
Q

Why is cardiovascular health important?

A
  • CVD is number 1 cause of death worldwide
  • 17.7 million people die annually (2017), which is 31% of all global deaths
  • Increase to 23.3 million by 2030, mainly from heart disease and stroke
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2
Q

What are 4 facts about cardiovascular disease?

A
  • Non-communicable disease
  • Not a single condition
  • Includes all diseases of the cardiovascular system: heart and blood vessels (arteries, veins and capillaries)
  • Involving narrowing and/or blockage of the arteries
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3
Q

What does CVD include

A
  • Coronary heart disease
  • Cerebrovascular disease
  • Peripheral arterial disease
  • Rheumatic heart disease
  • Congenital heart diseases
  • Deep vein thrombosis and pulmonary embolism
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4
Q

What is coronary heart disease?

A

blood vessels supplying the heart muscle

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5
Q

What is cerebrovascular disease?

A

blood vessels supplying the brain

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6
Q

What is peripheral arterial disease?

A

blood vessels supplying the arms and legs

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7
Q

What is rheumatic heart disease?

A

damage to the heart muscle and heart valves from rheumatic fever, caused by streptococcal bacteria

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8
Q

What is congenital heart diseases?

A

malformations of heart structure existing at birth

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9
Q

What is deep vein thrombosis and pulmonary embolism?

A

blot clots in the leg vein which can dislodge and move to heart or lung

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10
Q

What is atherosclerosis?

A

Build up of fatty deposits on the inner walls of the blood vessels that supply heart or brain

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11
Q

What are acute CVD events?

A

Heart attacks and strokes, mainly caused by a blockage that prevents blood from flowing to the heart or brain

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12
Q

What are the global differences in CVD?

A
  • Marked international differences in CVD rates (highest Ukraine, lowest Japan)
  • Mortality rates are more than seven times higher in some Eastern European countries than they are in Japan
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13
Q

What are the differences within Europe?

A

There is an almost three-fold difference between France, Spain and Portugal on the one hand and countries such as Finland, Scotland and Northern Ireland v

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14
Q

How are low and middle income countries affected?

A

Disproportionally

- over 80% of CVD deaths in low and middle income countries and almost equal in men and women

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15
Q

How important are environmental factors?

A

Migrant studies showed that CVD rates are aligned with the host country, implying environmental factors are important in CVD etiology

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16
Q

What are gender differences in CVD?

A
  • CHD, strokes and other CVD made up 28% of male deaths in 2008
  • CHD, strokes and other CVD made up 20% of female deaths in 2008
17
Q

What are risk factors for CVD?

A
  • Irreversible (Gender (male), age, genetic traits, body build)
  • Potentially reversible (Obesity, hypertension, hyperglycaemia, inflammation)
  • Geographic risk factors (Climate, season, drinking water quality)
  • Psychosocial risk factors (Low economic class, stress, coronary prone behaviour)
  • Modifiable risk factors (Tobacco, physical inactivity, alcohol)
18
Q

What are major causes of

CVD?

A
  • Tobacco use, physical inactivity, unhealthy diet (top risk factor) and harmful use of alcohol (80% of risk)
  • Hypertension >180mmHg
  • Cholesterol TC>6.5mmol/l
19
Q

How does diet link to CVD?

A
  • Lipid levels (LDLc, HDLc, Triglycerides, Lipopotein(a))
  • Blood pressure
  • Thrombotic tendency
  • Cardiac rhythm
  • Endothelial function
  • Systemic inflammation
  • Insulin sensitivity
  • Oxidative stress
  • Homocysteine levels