Tags: Disease.
Pierre Robin syndrome (abbreviated to PRS and also known as Pierre Robin malformation Pierre Robin sequence Pierre Robin anomaly or Pierre Robin anomalad) is a congenital condition of facial abnormalities in humans. PRS is a sequence i.e. a chain of certain developmental malformations one entailing the next. The 3 main features are cleft palate micrognathia (a small jaw) and glossoptosis (airway obstruction caused by backwards displacement of the tongue base).