CV Risk Factors & Lifestyle Changes Flashcards

1
Q

what are the major independent risk factors for cardiovascular disease?

A

● Cigarette smoking

● Elevated blood pressure

● Elevated serum total cholesterol

● Elevated serum LDL cholesterol

● Diabetes mellitus

● Advancing age

some of these indepedent factors are modifiable, some are not modifiable.

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2
Q

what are the predisposing risk factors for cardiovascular disease?

A

● Obesity

  • Abdominal obesity
  • Physical inactivity

● Family history of premature coronary heart disease

● Ethnic characteristics

● Psychosocial factors

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3
Q

what are the non-modifiable cardiovascular risk factors?

A

● Increasing age

● Male gender

● Race

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4
Q

what are the modifiable risk factors?

A

● Tobacco smoking

● Dyslipidemia

● Hypertension

● Physical Inactivity

● Obesity/overweight

● Diabetes mellitus - though diabetes is not curable, it is considered modifiable because patients can improve their A1C (three month average glucose) levels with medication/insulin

● Stress

● Alcohol consumption

● Diet/nutrition

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5
Q

explain the correlation between age and cardiovascular risk

A

● Risk increased with

  • Age ≥ 45 yrs in men
  • Age ≥ 55 yrs in women
    • estrogen loss contributes to this risk

● Each additional decade of life ~doubles risk of vascular disease

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6
Q

what is premature cardiovascular disease?

A
  • in men: CV disease before age 45 yrs
  • in women: CV disease before age 55 yrs
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7
Q

what is the relationship between cigarette smoking and cardiovascular dissease?

what is the goal of counseling and what are the steps to counseling?

A
  • per the surgeon general report:
    • toxins from smoke contribute to atherosclerosis
    • smoking has been associated with sudden cardiac death
  • counseling:
    • goal: complete cessation of smoking
    • steps:
      • ask
        • how long have they been smoking?
        • does anyone around them smoke? (if you can get family/friend to quit, might make it easier for them)
      • advise them to quit
        • in a clear, strong, personalized way
      • assess willingness to quit
      • assist
        • set up action plan -set a definitive “quit date” & have them tell their family/friends that quit date so they will be held accountable
        • discuss obstacles
        • offer support
      • arrange - for a follow up
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8
Q

what is the relationship between family hx and cardiovascular disease?

A
  • these are examples of family history that are independent risk factors (i believe)
    • 1st male relative iwth CDH at < 55 years of age
    • 1st female relative with CDH at <65 years of age
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9
Q

what are the pharmacological interventions for cigarrette smoking?

what is the treament goal when when using pharmaceuticals?

A
  • pharmacologics:
  • ● Varencicline (Chantix)

● Buproprion (Wellbutrin)

● Nortryptilline- tricyclic

● Cytisine- partial nicotinic agonist

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10
Q
  • what is the role of electronic cigarettes in tobacco smoking?
A
  • Originally lauded as a great cessation solution
  • however, they have limited evidence of efficacy in cessation & limited evidence for safety.
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11
Q

what is considered

  • normal BP?
  • elevated BP?
  • HTN stage 1?
  • HTN stage 2?
A
  • Normal: <120/80
  • Elevated BP: systolic of 120-129 & diastolic <80
  • Hypertension stage 1: systolic of 130-139 OR diastolic 80-89
  • Hypertension stage 2 : systolic of 140+ OR diastolic of 90 +
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12
Q

hypertension as cardiovascular disease (CVD) risk factor

  • what kind of risk factor?
  • what has the ACC set as the therapuetic “goals” for treatment of HTN?
A
  • HTN is a modifiable, independent risk factor for CVD
    • is more common than other major RFs
    • accounts for 47% of ischemic disease
  • BP goals:
    • ideal BP: <130/<80
    • effect of decreasing BP: a 10 point SBP drop or a 5 point DBP drop leads to a significant reduction of risk
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13
Q

hyercholesterolemia in CVD risk

  • is what kind of risk factor?
  • what is the correlation (s) between cholesterol levels and CVD and how should pts be treated based on these levels?
A
  • is an independent, modifiable risk factor
  • recommendation is to treat with statins. level of statin intestinsity is based on pts LDLs levels & CVD history
    • Patients 40-75, without known CVD and an LDL from 70-189 & 10 yr CV event of > 7.5%: give moderate-to-high intensity statin
    • if 5-7.5% CV event risk: treat with moderate-intensity
    • In patients with > 190 LDL: give high-intensity statins
    • In patients with known CVD < 75 years old: give high-intensity statins
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14
Q

diabetes mellitus (DM) and CVD risk

  • diabetes is what kind of CVD risk factor?
  • what is the correlation between hyperglycemia/diabetes and CVD?
  • what are the goals of treatment of diabetes with respect to CVD?
A
  • DM is an independent, modifiable risk factor (considered modifiable HbA1c can be modified)
    • diabetes are also more prone to additional risk factors - HTN, obesity, which further increase CVD risk
    • hyperglycemia alone without overt DM can increase CVD risk
  • Goals:
    • goal HbA1c < 7%
    • the closer to HbA1c to normal (<6%) - without hypoglycemia- the better
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15
Q

obsesity and CVD risk

  • obesity is what kind of risk for CVD? describe the correlation.
A
  • obesity is considered a pre-disposing risk factor, but certain studies have showed that is has independently predicted obesity
    • linear relationship between BMI and CVD
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16
Q

what is the relationship between alcohol consumption and CVD?

A
  • there is a J-shaped relationship between alcohol consumption and total mortality
    • Lowest mortality - 1-2 drinks per day*
      • alcohol can actually have protective effects at this level consumption. 1-2 drinks/day reduces CVD risk by 30-50%
        • likely mediated through increased HDL levels
    • Higher mortality - occasional drinking
    • Highest mortality - 3+ a day (5 worse than 4, etc.)
17
Q

why might alcohol have a protective effect against CVD?

A
  • Most of the protective effect thought to be mediated through increased HDL
    • Other proposed protective mechanisms
      • Effects on coagulation factors and platelet
      • Enhanced ability of blood to break up clots
      • Antioxidant properties of red wine or dark beer
18
Q

what statins to give for prevention/treatment of ASCVD based on

  • age group
  • LDL level
  • whether or not they have diabetes
  • ASCVD risk

in what situations do you always give high intensity statins?

A
  • 0-19
    • tx: lifestyle modifications
    • give statins if:
      • they have familial hypercholesterolemia
  • 20-39
    • tx: lifestyle modifications
    • consider statins if:
      • family hx of ASCVD
      • LDL-C > 160 mg/dL
  • 40-75:
    • if they have diabetes –> moderate intensity statins
    • if no diabetes & LDL-C between 70-190 mg/dl
      • need to look at ASCVD risk:
        • < 5% risk:
          • lifetyle changes
        • 5-7.5% risk:
          • lifestyle changes
          • consider moderate intensity statins
        • 7.5- 20% risk:
          • discuss moderate intensity statins to reduce LDL risk by 30-40%
        • > 20% ris;:
          • start statins to reduce LDL risk by > 50%

give high intensity statins if they have LDL > 190

19
Q

lifestyle modifications for management of hyperlipidemia & hypertension include what dietary recommendations

A
  • both hyperlipedmia & HTN:
    • Emphasizes: vegetables, fruits, and whole grains
    • Includes: low-fat dairy, poultry, fish, legumes, nontropical oils, nuts
    • Limits: sweets, sugar-sweetened beverages, red meats.
    • Aim for 5-6% of calories from saturated fat.
  • HTN specifically:
    • add sodium restrictions:
      • max of 2400 mg of sodium per day
        • dropping to 1500 mg/d has even greater reduction of BP
20
Q

lifestyle modifications

A
21
Q

lifestyle modifications for lowering CVD risk include what physical activity modifications?

A
  • goal of aerobic physical activity to reduce LDL-C & non-HDL-C.
    • 3 to 4x a week,
    • 40 minutes per session
    • “moderate- to vigorous-intensity”
    • (walking probably not enough)
22
Q

in summary, what key lifestyle changes can help prevent/manage ASCVD?

A
  • Increase fruits and vegetables, decrease sugar and red meat.
  • Limit your salt.
  • Exercise at least 3 times a week.
  • Lose weight.
  • Alcohol in moderation
  • Don’t smoke