Growth and Development Flashcards
50th% average birth length?
Goes up by what % by age 1?
Doubles by age?
Triples by age?
50% birth length = 50cm
increases by 50% by age 1y
doubles by age 4y
triples by age 13y
Newborn weight
Should bounce back when?
Rule for by 5 months and by 1 year?
Regain 10% by 3rd week
double BW by 5 months
triple BW by 1 yr
Average HC for full term baby?
35cm
Normal HC growth?
1cm / month x 6 months, then 1/2cm / month for 6-12 months
or just add number of months to 35cm for average
Normal macrocephaly (98%) develops large head when?
Heads up over 6 months. Consider parent HC
Acquired microcephaly def
HC less than 3 standard deviations below mean for age, gender
Children should grow how much per year?
If not, consider what?
5cm / yr
If less, consider GH deficiency or hypothyroidism
Appropriate weight but decr length / height suggests what?
GH def or hyothyroidism.
Mild ID, IQ?
50-70
Moderate ID?
35-50
Severe ID?
20-35
Profound ID
<20
Letter reversal normal until what age?
7y
stop factoring prematurity when assessing development at what age?
2 years
throws ball overhand?
2 years
> 50 words expected
2years
copies circle?
36 mos
builds 8 cube tower?
3 years