Radiology · single question

A child has facial swelling from an upper jaw infection spreading toward the eye. What is the BEST initial radiograph?

  1. Waters view
  2. Periapical radiograph of the affected tooth
  3. Lateral cephalometric radiograph
  4. Panoramic radiograph
Show answer and explanation

Correct answer: D. Panoramic radiograph

  • A. Incorrect. Waters view evaluates paranasal sinuses — not the primary choice for dental infection with orbital spread.
  • B. Incorrect. Periapical radiographs are limited and cannot show the extent of infection spread.
  • C. Incorrect. Lateral cephalometric radiographs assess skeletal profile for orthodontics/surgery — not acute infection.
  • D. Correct. A PANORAMIC radiograph provides a comprehensive view of all teeth (to identify the source), surrounding bone, and extent of infection. It guides urgent management and is the best initial radiograph for this scenario.

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