Last revised by Joshua Yap on 15 Apr 2023

Brachycephaly refers to a calvarial shape where the bi-parietal diameter to fronto-occipital diameter approaches the 95th percentile. It can result from a craniosynostosis involving the coronal and lambdoid sutures.

Brachycephaly can be associated with numerous syndromes which include:

The head may appear rounder than usual on an axial scan and the cephalic index is increased.

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