Multiple choice

Incipient or recurrent caries can be detected before they are visible on a radiograph by:

  1. visible light

  2. ultrasonic light

  3. fibre optic trans-illumination

  4. digital fibre optic trans-illumination
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Even though ultrasonic detection also can help in diagnosis of incipient lesion, digital FOTI is the only dental diagnostic imaging instrument to be approved by the FDA for detection of incipient, frank and recurrent caries.

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