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| Landmark | Brief Description | Radiolucent / Radiopaque | Periaplical | Bilateral / Unilateral | Alternate Name |
|---|---|---|---|---|---|
| External Oblique Ridge | Diagonal Line | Radiopaque | Molar | Bilateral | Exteranal Oblique Line |
| Genial Tubercle | Doughnut-shaped | Radiopaque | Cental Incisor | Uniilateral | Mental Spine |
| Inferior Border of Mandible | Horizontal Band | Radiopaque | Any Mandibular | Bilateral | Lower Border |
| Internal Oblique Ridge | Diagonal Line | Radiopaque | Molar | Bilateral | Mylohyoid Line |
| Lingual Foramen | Pinpoint dot | Radiolucent | Central Incisor | Bilateral | |
| Mandibular Canal | Tubular | Radiolucent | Premolar Molar |
Bilateral | Inferior Alveolar Nerve Canal |
| Mental Foramen | Circular | Radiolucent | Premolar Canine |
Bilateral | |
| Mental Fossa | Diffuse | Radiolucent | Central Incisor | Unilateral | |
| Mental Ridge | Inverted V | Radiopaque | Central Incisor Lateral Incisor Canine |
Bilateral | |
| Submandibular Fossa | Diffuse | Radiolucent | Premolar Molar |
Bilateral | Submandibular Gland Fossa Mandibular Fossa |
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