Lamina Dura is lost of partially lost in_____________?
Correct answer: D. hyperparathyroidism
- A. hypothyroidism
- B. hyperthyroidism
- C. hypoparathyroidism
- D. hyperparathyroidism
Explanation
Excess parathyroid hormone increases bone resorption, producing generalized loss or thinning of the lamina dura. This is a classic radiographic feature of hyperparathyroidism, not hypothyroidism or hypoparathyroidism.
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