Infant with flattening of the left posterior head

3D CT of unilateral lambdoid craniosynostosis
Lateral (above) and superior (below left) and posterior (below right) 3D CT reconstructions of the skull show flattening of the left posterior skull and fusion of the left lamboid suture. The bilateral coronal sutures, sagittal suture, and right lambdoid suture are patent.

The diagnosis was left lambdoid suture craniosynostosis.