It is one of 200 types of dwarfism and one of five types of primordial dwarfism and is one of the few forms that is considered treatable in some cases.

In addition, there are other types of preferential retirement pensions that involve circumstances such as living conditions (the high mountain Murgab Rayon in the Pamirs) or disabilities such as pituitary dwarfism or group 1 vision impairment.