Head sizes and shapes

Question 1

How do the fontanelles close?

Answer 1

posterior closes at 2-3 months of age

anterior fontnelle - 1-3 years

Question 2

What is Microcephaly?

causes?

Answer 2

<2 SD: mild

OFC <3 SD: moderate/ severe

• antenatal, postnatal, genetic and environmental

Question 3

Macrocephaly is..

causes?

what else to look for?

Answer 3

OFC > 2SD
- separation of sutures, large fontanelles , large brain, hydrocephalus

– facial features, hepatosplenomegaly, bony deformities

Question 4

what is Plagiocephaly ?

Answer 4

‘flat-head’ on one side

Question 5

what is Brachycephaly?

Answer 5

short head or flat at back

Question 6

what is Scaphocephaly?

Answer 6

boat shaped skull

Question 7

what is Craniosynostosis?

Answer 7

premature fusion of the cranial sutures - brain doesn’t have space to grow

Question 8

most common reason for funny head shape?

Answer 8

Deformational plagiocephaly

• position the child is in
• parallelogram shape

Question 9

Features of Deformational plagiocephaly?

Answer 9

ipsilateral frontal bossing
ipsilateral ear displaced anteriorly
contralateral occipital bossing
ipsilateral occipitoparietal flattening

Question 10

Craniosynostosis - means?

Answer 10

sutures have fused too early