Chennai, April 23 -- What is Parry-Romberg Syndrome?

Parry-Romberg syndrome (PRS) is a rare condition in which there is progressive gradual shrinkage and degeneration of the skin, muscles and soft tissues of one side of the face. The cartilage and bony structures of the face may also be affected.

It is also known as hemifacial atrophy (HFA), progressive hemifacial atrophy or Romberg syndrome.

The children suffering from Parry-Romberg syndrome are normal at birth and the symptoms usually start between five and fifteen years. The symptoms progress slowly and the disease stabilizes between two to ten years. However, the deformities suffered due to tissue degeneration are usually permanent.

Parry-Romberg syndrome was first described by Ca...