Dysmelia

Dysmelia (from the Greek dys (δυσ-), "bad" + mélos (μέλος), "limb" + English suffix -ia) is a congenital disorder of a limb resulting from a disturbance in embryonic development.

[1] Dysmelia can refer to [citation needed] Birth defects involving limbs occur in 0.69 per 1000.

[2] Dysmelia can be caused by[citation needed]

Piglet with dipygus at Ukrainian National Chernobyl Museum in Kyiv
Syndactyly of the second and third toes
Bilateral polydactyly with short fingers in Ellis–Van Creveld syndrome patient