<unk>  is a rare autosomal-dominant disorder characterized by physical malformations, as well as neurological and developmental defects, including heart QT-prolongation, heart arrhythmias, structural heart defects, syndactyly (webbing of fingers and toes), and autism spectrum disorders.<unk>  often ends in early childhood death.
Timothy syndrome
Goldenhar syndrome
Joubert syndrome
Wolfram syndrome
Christianson syndrome
Cohen syndrome
Kaufman oculocerebrofacial syndrome
Karak syndrome