Infant whose anterior fontanelle appeared to close prematurely Pediatric Imaging Neurological March 5, 2026February 5, 2026 AP radiograph of the skull (left) shows a bone in the region of the anterior fontanelle. 3D CT without contrast of the skull (right) shows a Wormian bone in the anterior fontanelle. The diagnosis was Wormian bones with a Wormian bone in the anterior fontanelle. Related Published March 5, 2026February 5, 2026