Delayed dentition with multiple supernumerary teeth is seen in________________?
Correct answer: D. Cleidocranial dysplasia
- A. Hypoparathyroidism
- B. Mongolism (Down's Syndrome
- C. Pierre Robin Syndrome
- D. Cleidocranial dysplasia
Explanation
Cleidocranial dysplasia characteristically causes delayed eruption of permanent teeth together with numerous unerupted supernumerary teeth because of defective clavicular and craniofacial bone development. This combination distinguishes it from hypoparathyroidism and Down syndrome.
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