How long can children with progeria live?

Record is 27y: The accelerated aging syndrome known as progeria truly accelerates the patients aging and illness profile.Most succumb to complications of coronary heart disease as early as their teens.

Progeria: The average age of death is 14 years old. Most cases of Progeria are due to new genetic mutations. Margaret (Meg) Casey was believed to have been the oldest surviving victim of Hutchison-Gilford progeria syndrome when she died at age 29. Tiffany Wedekind has an inherited form of Progeria (autosomal dominant genetic disorder) & must be about 42 years old.