下列遺傳疾病與其特異性徵候之相關組合，何者最不可能？
Miller-Dieker syndrome –lissencephaly/infantile seizure
Angelman syndrome– rocker-bottom feet/clenched hand
Waardenburg syndrome–heterochromia irides/piebaldism
Prader-Willi syndrome – severe neonatal hypotonia/hypogonadism
