Question 104 (part 2) · LDEK · Fluoride
Second stage of fluorosis according to Dean’s fluorosis index means very mild state. Choose its most characteristic features:
- A. very slight change in enamel’s transparency, usually in the form of few white dots.
- B. small, opaque, paper-white spots scattered irregularly over the tooth but involving less than 25% of the tooth surface.
- C. opaque spots involving as much as 50% of tooth.
- D. speckled mottling.
- E. the image of so called “corroded” tooth.
Hint
In Dean's index, 'very mild' sits just above 'questionable' and is defined by the percentage of surface affected.
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