Intellectual disability, hexadactyly, central diabetes insipidus, blindness (usually by 30 years due to central retinal degeneration).
Laurence–Moon syndrome
Coffin–Siris syndrome
Beckwith–Wiedemann syndrome
Maroteaux–Lamy syndrome
Griscelli syndrome type 2
GRACILE syndrome
Klüver–Bucy syndrome
Wiedemann–Steiner syndrome