Premature exfoliation of deciduous teeth is seen in_____________?
Correct answer: A. Hypophosphatasia
- A. Hypophosphatasia
- B. Hypophosphatemia
- C. Hyper phosphtasia
- D. Hyperparathryroidism
Explanation
Hypophosphatasia causes defective mineralization and weak attachment of teeth to alveolar bone, leading to premature loss of primary teeth. Hypophosphatemia more typically produces defective bone and tooth mineralization without this characteristic early exfoliation.
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