| Phenotype details |
see paper; ..., Blue sclera, corneal fragility, joint hypermobility, severe kyphoscoliosis (some requiring spinal fusion surgery), positive Steinberg thumb sign, arachnodactyly, hallux valgus, sensorineural hearing loss, thin velvety skin, (phenylketonuria in one of the siblings who had the mildest ocular and skeletal symptoms in the group) |