Microcephalic osteodysplastic primordial dwarfism, type 1 (MOPD 1) Individuals with MOPD 1 often have an underdeveloped brain, which leads to seizures, apnea, and intellectual developmental disorder.

How long do primordial dwarfs live?

It is rare for the individuals affected by primordial dwarfism to live past the age of 30 years. In microcephalic osteodysplastic primordial dwarfism (MOPD) II there is an increased risk of vascular problems, which may cause death at earlier age [4].

What's the difference between dwarfism and primordial dwarf?

More specifically, primordial dwarfism is a diagnostic category including specific types of profoundly proportionate dwarfism, in which individuals are extremely small for their age, even as a fetus. Most individuals with primordial dwarfism are not diagnosed until they are about 3–5 years of age.