If you leave club foot untreated, what is the worst that could happen?

Untreated clubfoot. A person with untreated clubfoot would have a tremendous disability. Difficulty with running, walking, playing sports to name a few. The position of their foot/feet may even predispose them to chronic wounds that develop due to pressure. When a baby is born with clubfoot, there is a simple method of serial casting that can correct the deformity called the ponseti method.