Tag: intraoral radiograph anatomy

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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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Anatomy Monday: Superior Foramina of the Nasopalatine Canal

Now that all the foramina of the mandible have been covered (lingual, mental and mandibular) it’s onto the maxilla.  The first one I am going to show is the superior foramina of the nasopalatine canal.  The nasopalatine canal splits superiorly with an opening in the right and left nasal cavities.The…
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Anatomy Monday: Anterior Superior Alveolar Canal (???)

I’m going to start out this week’s canal as a challenge. I’ve come across two cases recently with canals that appear to be heading towards the maxillary canine. Based on my research and review of anatomy I concluded this was possibly the anterior superior alveolar canal.  After discussing this case…
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Anatomy Monday: Posterior Superior Alveolar Canal

This last canal is one that is always fun to see and a great quiz question for students (at least for me but then again I am a radiology nerd :D).  The posterior superior alveolar canal is most commonly seen on posterior maxillary periapical radiographs. It presents as a thin…
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Anatomy Monday: Nasolacrimal Canal

The nasolacrimal duct is most commonly seen on occlusal radiographs specifically the anterior maxillary occlusal radiograph and standard maxillary occlusal radiograph.  It presents as an ovoid radiolucent area with a thin radiopaque border at the lateral edge of the nasal cavity in the region of the molars. If you have…