Nutritional Assessment Flashcards

1
Q

What things would you do during clinical care?

A
past medical history
family history
meds, OTC/supplements/herbs
diet
physical examination
lab evaluation
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2
Q

What does A B C D E of nutrition assessment stand for?

A
Anthropometric (physical exam)
Biochemical (blood tests)
Clinical
Dietary
Economic/social
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3
Q

What is Anthropometry

A

changes in physical weight and body composition, this includes rate of change.

  • weight
  • height/stature/knee height/total arm length/ arm span
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4
Q

Long term weight change means?

A

a chronic condition such as ‘bowel cancer’

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5
Q

Short term weight change means?

A

acute condition like ‘diarrhoea’

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6
Q

What are some more invasive techniques rarely used. Why not used?

A

Skinfolds
bioelectrial impedance
DEXA
body density

Invasive, not enough time, not always accurate

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7
Q

Since there is not usually enough time to do many techniques, what is often used instead?

A

BMI (weight for height in a suggested range)

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8
Q

calculation of BMI

A

BMI= weight/height

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9
Q

Why should BMI ever not be used?

A

For sportspeople with a large muscle mass.

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10
Q

Do all ethnicities have the same BMI scale?

A

No.
Pacific island/maori: slightly higher
Asian/indian: slightly lower

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11
Q

Calculation to find % weight loss?

A

% weight loss= (usual weight-current weight x 100) / usual weight

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12
Q
Significant weight loss
1 week
1 month
3 months
6 months
A

1 week) 1-2%
1 month) 5%
3 months) 7.5%
6 months) 10%

severe weight loss is just over this

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13
Q

Ideal body fat for men and women

A

Men: 12-20%
Women: 20-30%

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14
Q

When a you at risk for increased health risks?

A

> 22% fat (young men)
25% fat (men over 40)

> 32% fat (young women)
35% fat (women over 40)

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15
Q

What waist:hip ratio should we be within?

A

women 0.8

men 1.0

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16
Q

What waist circumference should we be within?

A

women 88cm

men 102cm

17
Q

What is the purpose of a biochemical assessment?

A

to detect subclinical or marginal deficiencies
To enhance/support other nutritional data
Find nutrients in blood/ urine
in vivo response to nutrient supplementation

18
Q

Unless someone is obese or serverly underweight it is difficult to determine their nutrition status. Instead, what would you do to determine this as a clinical assessment?

A

sign/symptoms of nutrition deficiency/toxicity
measure physiological performance and activities
oral and dental health
cognitive status
use of drugs

19
Q

Why can a complete dietary evaluation be difficult to do?

A

As there is so little time in the clinical setting

20
Q

What is the first question you would ask?

A

“hows your appetite been recently?”

21
Q

Which measurements of food consumption would you observe/report if possible

A
  • quality of diet
  • food consumption patterns (24hr recall)
  • usage of supplements
  • feeding practices
  • food security/insecurity
22
Q

What does the SGA scoring sheet look at?

A

weight change
food consumption
GI tract

23
Q

What does the SGA scoring indicate?

A

6-7 normal/well nourished
3-5 mild/moderate malnourishment
1-2 malnourished

24
Q

What does a clinical review of systems mean generally?

A

appetite change, weight change, clothes fitting different, skin appearance (pinch test / liver disease/ beta-carotene)

25
Q

What does a clinical review of systems mean with the GI tract?

A
abdominal pain, nausea, vomiting
bowel changes
difficulty/ pain swallowing
indigestion/heartburn
oral (mouth lesions, ulcers, tooth decay)
26
Q

Nutritional status

A

balance between

nutrient intake and expenditure

27
Q

Two types of assessment you can do

A

Individual: diagnosis, screening, monitoring
Population: policy setting, nutritional surveillance, programme evaluation

28
Q

body weight =

A

fat + lean tissue (incl water)

29
Q

draw BMI chart

A