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Oral Radiology and Pathology Midterm I > Lectures 3 & 4 - Cone Beam CT, Panoramic, & Digital Radiology > Flashcards

Lectures 3 & 4 - Cone Beam CT, Panoramic, & Digital Radiology Flashcards

1
Q

Medical CT

A

Fan shaped X-ray exposure
Axial slices
Resolution inversely proportional to gap between slices
Higher patient dose

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2
Q

Cone Beam CT

A

Cone shaped X-ray exposure

Cone goes around in circle

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3
Q

CBCT Use in Dentistry

A

Orthodontics
Implants
Perio & Endo
Complicated Extractions

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4
Q

Limitations of CBCT

A

Image noise - Compton scattering, heel effect

Poor soft tissue contrast

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5
Q

Advantages of CBCT

A 
Open format
Fast - scan < 20sec
Comfort - pt sitting
Detail - high resolution
Lose patient dose (still more than other dental x-rays)
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Oral Radiology and Pathology Midterm I (10 decks)

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