A very rare disorder with characteristics of intrauterine growth retardation, under-ossification of the skull with large fontanelles, short limbs with absent phalanges and finger and toe syndactyly. Only 4 cases have been reported in the literature in 3 unrelated families. Dysmorphic features include narrow face with small palpebral fissures, small pointed nose, microstomia, micrognathia and low-set and posteriorly rotated ears. A posterior encephalocele and other congenital malformations can be observed. Prognosis is poor.