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German physicist Wilhelm Röntgen (1845–1923) was experimenting with electrical current when he discovered that a mysterious and invisible "ray" would pass through his flesh but leave an outline of his bones on a screen coated with a metal compound. In 1895, Röntgen made the first durable record of the internal parts of a living human: an "X-ray" image (as it came to be called) of his wife’s hand. Scientists worldwide quickly began their own experiments with...
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[Panoramic radiographs in dental diagnostics].

P F van der Stelt

    Nederlands Tijdschrift Voor Tandheelkunde
    |April 14, 2016
    PubMed
    Summary

    Panoramic radiographs offer a broad view of dental structures but lack detail compared to intraoral images. They are useful for detecting larger anomalies, not routine check-ups.

    Area of Science:

    • Dentistry
    • Radiology
    • Diagnostic Imaging

    Background:

    • Panoramic radiographs are common in dental practice.
    • Their imaging technique differs from intraoral radiographs like bitewing and periapical.
    • This difference impacts image quality and diagnostic applications.

    Purpose of the Study:

    • To evaluate the diagnostic utility and limitations of panoramic radiography.
    • To compare panoramic radiography with intraoral radiographic techniques.

    Main Methods:

    • Analysis of the imaging characteristics of panoramic radiographs.
    • Comparison of resolution, detail sharpness, and radiation dose with intraoral radiography.
    • Review of clinical indications for panoramic radiography.

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    Main Results:

    • Panoramic radiographs exhibit lower detail sharpness and image overlap.
    • Diagnostic utility is limited to detecting anomalies where fine detail is less critical.
    • They provide a good overview of structures in their relative locations.
    • Radiation dose can be higher than for intraoral images.

    Conclusions:

    • Panoramic radiography is not indicated for routine dental check-ups due to lower resolution and higher radiation dose.
    • It is valuable as a supplement to intraoral radiographs for evaluating larger abnormalities like tumors and developmental disorders.
    • Clinical judgment is essential for appropriate use.