There is no known cure for<unk>  even though the cause of the mutation in the growth factor receptor has been found. Although used by those without<unk>  to aid in growth, human growth hormone does not help people with<unk> , which involve a different hormonal pathway. Usually, the best results appear within the first and second year of therapy. After the second year of growth hormone therapy, beneficial bone growth decreases, so the therapy is not a satisfactory long-term treatment. An experimental drug called vosoritide has shown promise in stage 3 human trials, although its long-term effects are unknown. The controversial surgery of limb-lengthening will increase the length of the legs and arms of someone with<unk> .
Achondroplasia
Pseudoachondroplasia
Thanatophoric dysplasia
Hypochondroplasia
Cartilage–hair hypoplasia
Metaphyseal dysplasia
Rachischisis
Cranioschisis