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Intraoral Radiographic Anatomy

Course Number: 601

Summary of Maxillary Landmarks

Table 1. Summary of Maxillary Radiographic Landmarks.

LandmarkBrief DescriptionRadiolucent / RadiopaquePeriaplicalBilateral / UnilateralAlternate Name
Anterior Nasal SpineTriangular PointRadiopaqueCentral IncisorUnilateral
Coronoid ProcessTriangularRadiopaqueMolarBilateral
Hamular ProcessFinger-likeRadiopaqueMolarBilateralPterygoid Hamulus
Incisive ForamenRound/OvalRadiolucentCentral IncisorUnilateralNasopalatine Foramen
Inferior Nasal ConchaRound/OvalRadiopaqueCentral IncisorBilateralInferior Nasal Turbinate
Inverted YUpside-down YRadiopaqueLateral Incisor CanineBilateral
Lateral FossaDiffuseRadiolucentLateral IncisorBilateralCanine Fossa
Maxillary SinusHorizontally OblongRadiolucentPremolar / MolarBilateralMaxillary Antrum
Maxillary TuberosityRoundedRadiopaqueMolarBilateral
Mid-palatine SutureVertical lineRadiolucentCentral IncisorUnilateralMedian Palatal Suture
Nasal FossaVertically OblongRadiolucentCentral Incisor
Lateral Incisor
Canine
BilateralNasal Cavity
Nasal SeptumVertical BandRadiopaqueCentral IncisorUnilateral
Pterygoid PlatesWing of BoneRadiopaqueMolarBilateral
Zygomatic BoneQuadrangular-shapedRadiopaquePremolar / MolarBilateralMalar Bone
Zygomatic ProcessU-shapedRadiopaquePremolar / MolarBilateralMalar Process