<unk>  is a rare skeletal disorder that causes abnormal bone and cartilage development, leading to shortening of the forearms, lower legs, hands, feet, fingers, and toes. Five different genetic mutations have been implicated in the disorder. Treatment is individualized but is generally aimed at palliating symptoms, for example, treatment of kyphosis and lumbar hyperlordosis.
Acromesomelic dysplasia
Campomelic dysplasia
Hereditary coproporphyria
Langer mesomelic dysplasia
Rhizomelic chondrodysplasia punctata
Mondini dysplasia
Brill–Zinsser disease
Degos disease