Primorial dwarfism is a rare form of dwarfism that results in a smaller body size in all stages of life beginning from before birth. More specifically, primordial dwarfism is a diagnostic category including specific types of profoundly proportionate dwarfism, in which individuals are extremely small for their age, beginning from their conception. Most individuals with primordial dwarfism are recognized by medical professionals while they are still in the womb.