infraorbital canal – Dr. G's Toothpix

Anatomy Monday: Infraorbital Canal

The infraorbital canal is seen on extraoral radiographs specifically pantomographs. It appears as a diagonal radiolucent band with two thin radiopaque borders superimposed over the inferior border of the orbital rim. If you have any questions or comments about the infraorbital canal and its appearance on radiographs, please leave them…

Anatomy on Radiographs: Pantomographs Part 2

Now onto other structures visible on a pantomograph. Midface The orbital rim (green dots) appears as a thick semi –circular radiopaque band superior to the maxillary sinuses. The pterygomaxillary fissure (blue area) appears as an inverted teardrop shaped radiolucent area with a thin radiopaque border. It is directly lateral to…