May Be Caused by

 Common

Diastrophic dysplasia

Dyggve-Melchior-Clausen dysplasia

Fanconi anemia

Fibrodysplasia ossificans progressiva

Holt-Oram syndrome

Idiopathic

Isolated anomaly

Radial ray syndrome

Short metacarpal

Short metatarsal

Trisomy 18

 Uncommon

Brachmann-de Lange syndrome

Brachydactyly type C

Christian syndrome

Chromosome 18:del(18q) syndrome

Desbuquois dysplasia

Dyssegmental dysplasia

Dyssegmental dysplasia Silverman-Handmaker type

Eiken dysplasia

Fetal valproate syndrome

Grebe dysplasia

Hand-foot-genital syndrome

Humeroradial synostosis

Juberg-Hayward syndrome

Odonto-tricho-ungual-digital-palmar syndrome

Omodysplasia

Otopalatodigital syndrome type 2

Poland syndrome

TAR syndrome

Triploidy syndrome

Trisomy 9p

VATER association

Yunis-Varon syndrome