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

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

Panoramic radiography

1952, Paatero 1960 2002

Development of Panoramic radiogaphy

Tomographic layer

OP layer

Projection of OP

Anatomical landmarks

Ext. Auditory meatus

Mandibular condyle

Articular eminence

Coronoid process

Zygomatic bone

Ptregomaxillary Fissure

Inf. orbital rimFloor of Maxillary sinus

Ant. wall of Maxillary sinus

Hard palateNasal 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 boneInf. Alveolar canal

Ext. oblique ridge

All this diagnostic information is missed in intraoral X-rays

Hard Tissue

Soft tissues on OP

Inf. nasal concha (turbinate)

Inf. nasal meatus

Dorsal surface of the tonguePost. 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

Ghost image

Ghost image

Ghost image

Elnöki tumor

Presidental tumor

Presidental tumor

Presidental tumor

Carotis plaque

Carotis plaque

Resorption on the cortical bone

Nakamoto et al. Osteoporos Int (2003) 14: 659–664

Specificity: 40%

Senzitivity: 77%

(comparing with BMD)

Osteoporotic patient

Normal panoramic