Pierre-Robin sequence
Definition
Pierre-Robin Sequence consists of the micrognathia, (small lower jaw), or retrognathia (lower jaw displaced to the back), glossoptosis (displacement of the tongue into the throat) and obstruction of the airway. It is usually accompanied by a cleft palate (an opening in the roof of the mouth). The term sequence is used to describe the pattern of multiple anomalies derived from a single known prior anomaly or mechanical factor.
Description
Children born with Pierre-Robin sequence are found to have small mandibles (lower jaws), or mandibles that are displaced back, tongues that are pushed back into the throat, and difficulty breathing of varying degrees. They also have difficulty feeding. Pierre-Robin sequence is usually accompanied by a cleft palate. It is also known as...
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