Radiographic exams – Dr. G's Toothpix

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Radiographic Quality Evalution: Periapical Radiographs

Today is the first of two posts on intraoral radiographic quality evaluation. For those who are looking for a series on pantomograph radiographic quality evaluation there are 4 posts that can be found here – ideal pantomograph quality, bad pantomograph quality – part 1, bad pantomograph quality – part 2,…

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Radiographic Quality Evaluation: Bad Pantomographs (Part 3)

The last two criteria – 5 and 6. 5. Patient has tongue to roof of the mouth and lips around bite block or closed together gently. Error: Patient does not have tongue to roof of the mouth creating a radiolucent band over the maxillary teeth. Note the radiolucent band over…

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Radiographic Quality Evaluation: Bad Pantomographs (Part 2)

Onto criteria 3 and 4. 3. Frankfort horizontal plane is positioned on the correct anatomical landmarks creating a slight concave occlusal plane. Error: Improper patient positioning of the Frankfort horizontal plane in the unit causing distortion of the final image. Note the V-shaped occlusal plane Correction: Move chin superiorly and…

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Radiographic Quality Evaluation: Bad Pantomographs (Part 1)

This week will be covering the first 2 criteria for an ideal pantomograph and what happens to the final image when they are not met. 1. Patient has anterior teeth in notches on bite block. Error: Patient positioned too far anteriorly or posteriorly in the unit creating minification (too far…

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Radiographic Quality Evaluation: Ideal Pantomograph

This week I am showing an example of an ideal pantomograph along with 6 criteria that are used when determining the quality of a pantomograph. The next couple weeks will be showing examples of when those 6 criteria are not met and how to correct them. 1. Patient has anterior…