Health Appraisal and Risk Stratification Flashcards

1
Q

Clinical Guidelines for Aerobic Exercise Prescription

A
  • why conduct health screen and risk classification?
  • identify individuals…at increased risk who need physician evaluation and testing before undergoing vigorous activity; with clinically significant disease who should be in a professionally-supervised program
  • prescribe all exercise at level appropriate for the individual
  • best practice consists of two broad components: preliminary health screening and risk classification and aerobic testing of some type (submaximal test, graded exercise test)
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2
Q

Preliminary Health Screening and Risk Classification

A
  • important to classify client’s health status and risk classification before testing and/or exercise prescription
  • allows us to identify individuals for: need for medical exam prior to testing, clinically significant disease states, best test for their needs, contraindications for testing
  • its inclusion makes it more likely the exercise prescription is appropriately individualized
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3
Q

Self-Guided Screening

A
  • PAR-Q and you
  • designed to identify adults: for whom unsupervised physical activity might be inappropriate
  • who should receive medical advice regarding the most suitable exercise modes
  • represents minimal standard for entry into moderate-intensity exercise program
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4
Q

PAR-Q

A
  • 7 questions
  • identifies individuals needing medical clearance before participation
  • client’s answering “yes” to any question on PAR-Q should be referred to their physician for medical clearance
  • older or sedentary individuals should always check with physician beforehand
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5
Q

Self-Guided Screening

A
  • other types of self-guided screening
  • routine paperwork completed within scope of an office visit (MD, PT, NP)
  • entry procedures at health/fitness or clinical exercise facility
  • promotional physical activity materials designed for and distributed to the general public
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6
Q

Professionally Guided Screening

A
  • professionally trained, certified, and/or licensed personnel
  • provides greater detail/discrimination regarding: chronic diseases, signs and symptoms, CVD risk factors
  • consists of detailed medical history and risk stratification and higher level needs assessment of: medical exam, exercise testing, physician supervision, exercise treatment
  • all clients in medical environment typically require to complete medical history questionnaire
  • subject history and questionnaires completed and analyzed
  • all clients in medical environment minimally need prior to exercise training and prescription (identify signs and symptoms of CV disease, analyze coronary risk profile, classify disease risk of client)
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7
Q

Informed Consent

A
  • include questions relating to family history
  • include questions relating to lifestyle
  • note current meds
  • make physician referral if necessary
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8
Q

Risk Stratification: What’s the Goal?

A
  • use client information to classify risk level

- based on: known or suspected disease state, signs and symptoms, risk factors

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9
Q

Risk Stratification: Low Risk

A
  • no signs/symptoms
  • less than two CVD risk factors
  • in this population the odds of an acute CV event is low
  • medical exam and clearance is not needed prior to starting exercise and/or max testing
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10
Q

Risk Stratification: Moderate Risk

A
  • no signs/symptoms
  • two or more CVD risk factors
  • in this population increased odds of an acute CV event
  • low to moderate intensity physical activity, e.g. 40-60% VO2R, medical exam and clearance not required
  • vigorous intensity physical activity, e.g. >/ 60% VO2R, medical exam and exercise test recommended, exercise test not required
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11
Q

Risk Stratification: High Risk

A
  • known CV, pulmonary, or metabolic disease
  • one or more signs/symptoms
  • in this population increased odds of acute CV event
  • medical exam should take place and clearance given prior to physical activity at any intensity
  • exercise test recommended
  • MD supervision of exercise test? submax and at max answer is yes
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12
Q

VO2 Max

A

-maximum amount of oxygen can take in while exercising aka aerobic capacity

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13
Q

ACSM Risk Stratification Categories

A
  • cardiovascular, pulmonary and metabolic disease
  • major signs and symptoms suggestive of CV, pulmonary, and metabolic disease
  • atheroscleroitc cardiovascular risk factors
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14
Q

Cardiovascular, Pulmonary, and Metabolic Disease

A
  • a physician has diagnosed one of the following
  • CVD: cardiac, peripheral artery disease, or cerebrovascular disease
  • pulmonary disease: COPD, asthma, interstitial lung disease, or CF
  • metabolic disorders: diabetes mellitus (I or II), thyroid disorders, or renal or liver disease
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15
Q

Major Signs and Symptoms Suggestive of CV, Pulmonary, and Metabolic Disease

A
  • pain or other anginal equivalent: chest, neck, jaw, arms, other; ischemic origin: character, location, provoking factors; -non-ischemic origin: character, location, provoking factors
  • dizziness
  • dyspnea
  • orthopnea
  • palpitations
  • intermittent claudication
  • high prevalence of CAD
  • diabetes: increased risk for PAD
  • known heart murmur: hypertrophic cardiomyopathy
  • unusual fatigue or SOB with usual activities
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16
Q

Dizziness

A
  • or syncope
  • due to cardiac disorders: abnormal cardiac output, CAD, hypertrophic cardiomyopathy, aortic stenosis, malignant ventricular dysrhythmias
  • reduction in venous return
17
Q

Dyspnea

A
  • shortness of breath: risk or mild exertion, abnormal when at low intensity
  • symptoms suggest: left ventricular dysfunction, COPD
18
Q

Orthopnea

A
  • dyspnea at rest in recumbent position: relieved by sitting upright or standing
  • paroxysmalnocturnal dyspnea: onset 2-5 hours after sleep-relieved by sitting on side of bed or getting out of bed
  • symptoms suggest: LV dysfunction, COPD
19
Q

Palpitations

A
  • unpleasant awareness of forceful or rapid heartbeats
  • disorders of cardiac rhythm: tachycardia, ectopic beats
  • anxiety
20
Q

Intermittent Claudication

A
  • muscle pain secondary inadequate blood supply during activity
  • atherosclerosis
  • does not occur while sitting or standing
  • reproductive
  • pain resolved 1-2 minutes after cessation of activity
21
Q

Atherosclerotic Cardiovascular Risk Factors

A
  • traits associated with increase in disease and other health-related event/condition: personal behavior, lifestyle, environmental exposure, inborn or inherited
  • a variable that affects the probability of a specified adverse event
22
Q

CAD Risk Factor Thresholds

A
  • clinically relevant threshold
  • intended use is to aid in the identification of occult CAD
  • provide threshold values for each risk factor
23
Q

Family History

A
  • MI, CABG, sudden death
  • before 55y in father or other 1st degree relative
  • before 65y in mother or other 1st degree relative
24
Q

Cigarette Smoking

A
  • current smoker or those who quit within the past 6 months

- second hand smoke kills

25
Q

Sedentary Lifestyle

A
  • no participation in at least 30 minutes moderate activity 3+ days/week: 40-60% VO2R
  • for at least 3 months
26
Q

Obesity

A
  • BMI>30 kg/m2
  • waist girth: men greater than 102 cm, women greater than 88 cm
  • waist: hip ratio-men greater than or equal to .95, women greater than or equal to .86
27
Q

Hypertension

A
  • greater than 140/90 mmHg
  • measured on 2 separate occasions or on antihypertensive medications
  • new guidelines less than 120/80 normal, greater than 120/80 pre-hypertensive
28
Q

Dyslipemia

A
  • total cholesterol is greater than 200 mg/dl
  • HDL less than 40 mg/dl (good ones)
  • LDL greater than 130 mg/dl
  • or on lipid lowering medication
29
Q

Prediabetes

A
  • impaired fasting blood glucose: greater than or equal to 100 mg/dl, less than or equal to 126 mg/dl
  • impaired glucose tolerance: given a dose of glucose, 2 hours value OGTT greater than or equal to 140 mg/dl or less than or equal to 200 mg/dl
  • either, confirmed on 2 separate tests
30
Q

Negative Risk Factor

A
  • HDL-CHOL > 60 mg/dl

- subtract one risk factor from positive risk factors

31
Q

Dealing With Undisclosed or Unavailable Risk Factor Information

A
  • adopt a conservative approach to CVD risk factor identification: safer to over-estimate, rather than under-estimate risk
  • risk factor info is missing and/or
  • criteria for identifying presence or absence of a specific risk factor cannot be determined or is not available
  • not disclosed or unavailable: risk factor should be counted as risk factor-exception: prediabetes
  • prediabetes: counted as a risk factor-age >/ 45y particularly with BMI >/25 kg/m2; age /25 kg/m2 and have additional risk factors for diabetes
32
Q

Exercise Testing and Supervision Recommendations Based on Risk Stratification

A
  • once risk category has been established-recommendations made regarding the following
  • medical exam and clearance before initiating a physical activity/exercise program (substantially changing the FITT framework of an existing physical activity/exercise program) or
  • graded exercise test before initiating a physical activity/exercise program (or substantially change the FITT framework of an existing physical activity/exercise program) or
  • need for physician supervision when participating in a maximal or submaximal exercise test
33
Q

Exercise Testing and Supervision Recommendations Based on Risk Stratification-Criteria for Stratification

A
  • moderate intensity exercise: 40-60% VO2R, 3-6 METS, prolonged steady state exercise
  • vigorous intensity exercise: > 60% VO2R, > 6 METS
  • not recommended
  • recommended
  • metabolic equivalent to being completely sedentary
34
Q

CAD Positive Risk Factors

A
  • age (male >/45 female >/ 55)
  • family history
  • current cigarette smoking
  • obesity
  • sedentary lifestyle
  • hypertension
  • dyslipidemia
  • prediabetes