check for size, shape or fontanelles, caput, or any other abnormality.
Fontanel - anterior fontanel is diamond shaped having size of 2.5 - 4.5 cms. It closes after 18 months, Posterior fontanel is triangular in shape and has size of 0.5 - 1 cm. or less than %" at its widest part. It closes 3-4 weeks after birth.
Head size - check for hydrocephalous, meningitis or meningomyelocele. Rule out anencephaly anencephalocele, over riding of suture due to excessive moulding.