A patient with Greig cephalopolysyndactyly . A. Facial view of the patient. Note the hypertelorism and macrocephaly. B. The hand of this patient shows a broad thumb, complete cutaneous syndactyly of digits 2–5 with fusion of the nails and a postaxial supernumerary digit. C. The foot of this patient shows a partially duplicated hallux with cutaneous syndactyly of several digits.