Which symptom is NOT typically associated with Pierre-Robin syndrome?

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Small lower jaw (Micrognathia)Posteriorly positioned lower jaw (Retrognathia)Downward displacement of the tongue (Glossoptosis)Defect in the lower eyelid (Coloboma)

Explanation

Pierre-Robin syndrome is characterized by micrognathia, retrognathia, and glossoptosis. However, coloboma of the lower eyelid is not a feature of this condition.