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Locate the Object: September 2013 Answer

Now onto the answers for the September 2013 Locate the Object. Sorry it’s a little late. I will be going over both image shift and SLOB (Same-Lingual, Opposite-Buccal) to determine the location of the left lateral incisor in relation to the left central incisor. Image shift Before starting to use…
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Anatomy Monday: Pterygomaxillary Fissure

This week I have a few pantomographs showing the pterygomaxillary fissure.  The pterygomaxillary fissure is the lateral opening to the pterygopalatine fossa. The pterygomaxillary fissure presents as a radiolucent inverted teardrop shape just lateral to the maxilla. It has a a radiopaque edge.   If you have any questions about…
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Case of the Week: Mucous Retention Pseudocyst

This week I have a case of a mucous retention pseudocyst on a pantomograph. Mucous retention pseudocysts are incidental findings that do not require treatment. They are most commonly found in the maxillary sinuses followed by the sphenoid sinuses. Note the rounded radiopaque dome in the right maxillary sinus. If…
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Anatomy Monday: Incisive Foramen

Last week I showed the superior foramina of the nasopalatine canal and this week is the inferior foramen; the incisive foramen.  The incisive foramen presents as a round to ovoid radiolucent entity between the maxillary central incisors.  When the width of the incisive foramen is 10 mm (1 cm) or…
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Locate the Object: September 2013

Onto another fun case to use your image shift and SLOB (Same-Lingual, Opposite-Buccal) information. The object in question is the round radiolucent entity seen over the crown of the left central incisor. What surface (buccal or lingual) is it on? The answer will be coming in two weeks (September 24th). …