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Hugh's MD3 Paediatrics > Growth Assessments > Flashcards

Growth Assessments Flashcards

1
Q

What is short stature? How does it differ from FTT?

A

When weight centile exceeds that of height = chubby = higher BMI

FTT = height centile exceed that of weight

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2
Q

Which hormones control elongation of growth plate?

A

Oestradiol

Thyroxine

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3
Q

Which hormone closes the growth plate?

A

Oestradiol

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4
Q

How do you predict child height from parents?

A

Average of parents height +6.5 or -6.5 for males and females

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5
Q

What do they screen for with the heal prick test?

A

CF
TSH - thyroid pathology
PKU

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6
Q

Why are girls shorter than boys as adults?

A

Lower maximum

Earlier cessation of growth rate

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7
Q

What is wrong in laron dwarfism?

A

GH receptor defect

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8
Q

What is FTT on growth charts?

A

less than 5%

A drop across two percentiles

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9
Q

What is the average age of puberty onset?

A

Girls: 8-14 years
Boys: 9-14 years

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10
Q

Which hormone determines the pubertal growth spurt in males and females?

A

Oestrogen

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11
Q

When are you more worried, early puberty in males or females?

A

Males

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12
Q

When does the pubertal growth spurt occur in boys?

A

Towards the end of puberty, when testicle volume is 10-12ml (Tanner stage 4)

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13
Q

What testicular size coincides with puberty onset?

A

4ml

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14
Q

What are some ddx for bone age delay?

A 
Constitutional delay in growht and dev
hypothyrodism
Glucocorticoid excess
GH def
Chronic disease
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15
Q

What are some ddx for bone age acceleration?

A

Obesity
Early puberty
Hyperthyroidism
Androgen excess

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16
Q

What are some nutritional causes of growth failure?

A 
Undernutrition
- Dev countries
- Poverty
- Neglect/abuse
Micronutrient 
- Iron def
- Vitamin D
Gut malabsorption
- Coeliac disease
- CF
- Crohn's
17
Q

What must you consider when measuring GH?

A

Time of the day - low in the afternoon

18
Q

What are some endocrine causes of short stature?

A

Hypothyroidism
GH deficiency
Glucocorticoid excess

Hugh's MD3 Paediatrics (61 decks)

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