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Panoramic radiography. 1952, Paatero 1960 2002 Development of Panoramic radiogaphy.

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Presentation on theme: "Panoramic radiography. 1952, Paatero 1960 2002 Development of Panoramic radiogaphy."— Presentation transcript:

1 Panoramic radiography

2 1952, Paatero Development of Panoramic radiogaphy

3 Tomographic layer

4 OP layer

5 Projection of OP

6 Anatomical landmarks

7 Ext. Auditory meatus Mandibular condyle Articular eminence Coronoid process Zygomatic bone Ptregomaxillary Fissure Inf. orbital rim Floor of Maxillary sinus Ant. wall of Maxillary sinus Hard palate Nasal fossa Inf. Orbital canal and foramen Zyg. process of Maxilla Panoramic Innominate line (Infra temporal surface of Zyg. bone Lat. ptreg. plate Man. fossa Inf. border of Mandible C- Spine Mental foramen Hyoid bone Inf. Alveolar canal Ext. oblique ridge All this diagnostic information is missed in intraoral X-rays Hard Tissue

8 Soft tissues on OP

9 Inf. nasal concha (turbinate) Inf. nasal meatus Dorsal surface of the tongue Post. Wall of the pharynx Soft palate Lower lip Upper lip Middle meatus Ghost image of opposite Man. Soft tissue (edentulous) All this diagnostic information is missed in intraoral X-rays

10 Ghost image

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13 Elnöki tumor

14 Presidental tumor

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17 Carotis plaque

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19 Resorption on the cortical bone Nakamoto et al. Osteoporos Int (2003) 14: 659–664 Specificity: 40% Senzitivity: 77% (comparing with BMD)

20 Osteoporotic patient

21 Normal panoramic

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