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 […]
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 […]
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 […]
