Radiographic Interpretation – Page 32

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Radiographic Interpretation

Lateral Cephalometric Skull Anatomy – Part II

Onto part 2 of lateral cephalometric skull anatomy frequently used in orthodontics. Again identified on a dry skull first followed by the radiograph. Orbitale (black star) – The lowest point of the orbital margin (also the anterior point for the Frankfort horizontal plane). Key ridge (green heart) – The inferior…

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Radiographic Interpretation

Lateral Cephalometric Skull Anatomy – Part I

I had a request a couple months ago wanting more anatomy on lateral cephalometric skull radiographs specifically those landmarks used in orthodontics. As I am not an orthodontist and do not make tracings of lateral cephalometric skull I will not be going over how to trace but where the anatomical…

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Radiographic Interpretation

How was that missed? (Chronic Apical Periodontitis / Rarefying Osteitis)

This months how was that missed is a case of chronic apical periodontitis or rarefying osteitis. The first radiograph is 2 years prior to the second one. Initial interpretation: No initial interpretation as this radiograph was made for an implant in the maxillary canine region and nothing else was evaluated. …

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Radiographic Interpretation

SLOB rule (Same-Lingual, Opposite-Buccal) examples with answers

The last few weeks I have posted several radiographs to practice the SLOB rule using both vertical angle changes and horizontal angle changes. Below are the examples again with the location of the labeled ‘unknown’ object along with the results of the online polls to state your answer. Vertical Angle…

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Radiographic Interpretation

SLOB rule (Same-Lingual, Opposite-Buccal) horizontal angle change practice

This week is using the SLOB rule or image shift to determine the location of an object with changes in horizontal angles. Answers from last week Example 1 – diamond object is located to the buccal Example 2 – lightning bolt object is located to the buccal Example 1 Example…