Pediatric Dentistry · single question

A low-caries-risk child has no caries, no plaque, and visible interproximal spaces throughout. What radiographic series should be taken?

  1. Panoramic + 2 bitewings
  2. No radiographs needed
  3. Bitewings + 2 periapicals
  4. Panoramic radiograph only
Show answer and explanation

Correct answer: B. No radiographs needed

For a low-risk child with NO closed contacts (spaces visible) and NO disease, bitewings are NOT indicated — contacts can be visually inspected. ALARA: only expose when there is a clinical indication. Source confirms: 'no hay necesidad de radiación.'
  • A. Panoramic + bitewings — overexposure for a healthy low-risk child with no disease and open contacts.
  • B. CORRECT. No radiographs needed. Low-risk, no disease, open contacts = no radiographic indication. ALARA principle.
  • C. Bitewings not needed when contacts are visible clinically.
  • D. Panoramic alone — still not indicated for a healthy low-risk child with open contacts and no pathology.

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