Fig. 1. A: Pre-operative 3D CT images show brachycephaly with premature fusion of bilateral coronal and lambdoid sutures, and skeletal radiographs show complex syndactyly of the hands and feet in Apert syndrome. B: Skeletal radiographs of the hands and feet show cutaneous syndactyly, broad radially-deviated thumbs, and broad big toes in Pfeiffer syndrome. C: Bilateral radio-humeral synostosis of the elbows joints was noted in Antley-Bixler syndrome.