<unk>  is a rare genetic<unk>  characterised by cleft lip and cleft palate, microcephaly, ptosis, short stature, hypoplasia or aplasia of thumbs, dislocation of radial head and fusion of humerus and radius. The abnormalities in the arm lead to restriction of movement in the elbow.
Juberg-Hayward syndrome
Favre–Racouchot syndrome
Gougerot–Blum syndrome
McGillivray syndrome
Larsen syndrome
Jeavons syndrome
Bowen–Conradi syndrome
Kearns–Sayre syndrome