The minimum amount of tooth demineralization required for radiographic detection of dental caries is
Correct Answer: 40%
Description: Lesions confined to enamel may not be evident until approximately 30% to 40% demineralization has occurred. For this reason, the actual depth of penetration of a carious lesion is often deeper than seen in the image.
Oral radiology by White & Pharaoh 7th ed. Page no 288
Category:
Radiology
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