Development

Question 1

When do babies
1. Double
2. Triple
4. Quadrouple
their birth weight?

Answer 1

1. 4 months
2. 12 months
3. 24 months

Question 2

When does height
1. Increase by 50%
2. Double
3. Triple
from a baby’s birth length

Answer 2

1. 1 year
2. 4 years
3. 13 years

Question 3

How fast does head circumference increase in the first 2 months of life?

Answer 3

0.5 cm a week

Question 4

Familial short stature

Answer 4

Also called genetic short stature
Growth is parallel to the standard curves
Normal variant
BMI is normal
Bone age is CONSISTENT with chronological age

Question 5

Constitutional growth delay

Answer 5

Decrease in weight and height in infancy, then follows the lower points of the growth curve in middle childhood
There is then an accelerated growth in late adolescent to achieving expected adult height
Puberty is delayed - catch up growth occurs with puberty onset

Question 6

If height is affected but HC and weight are preserved, what kind of conditions should be considered

Answer 6

Bony dysplasias and underlying endocrinologic disease

Question 7

What is the bone age in
1. Familial short stature
2. Constitutional growth delay

Answer 7

1. Bone age is consistent with chronological age
2. Bone age is delayed for the child’s chronological age, but is consistent with height age