How often does achondroplasia occur in the population?

Achondroplasia is the most common type of short-limb dwarfism. It is a genetic disorder caused by a mutation in the FGFR3 gene. Achondroplasia occurs in about 1 in every 25,000 to 40,000 live births worldwide. It is more common in some populations, such as the Finnish population, where it occurs in about 1 in every 5,000 live births.