March 15, 2021

Multi-detector CT and cone beam CT

This chapter focuses on volumetric (3D) imaging; multi-detector and cone beam computed tomography (MDCT and CBCT respectively).The following table compares MDCT and CBCT technology. TECHNICAL ASPECTS MDCT machine operation should only be undertaken by an appropriately trained radiographer/radiologist.The technical…

March 15, 2021

Panoramic radiographs – a review

TECHNOLOGY Film, direct and indirect digital image receptors are used in panoramic radiography, with digital receptors becoming increasingly popular. There are a few differences with regards to the film and detector technology in relation to those employed in intraoral…

March 12, 2021

Intraoral radiography – a review

This chapter focuses on intraoral 2D radiography, namely periapical and bitewing radiographs. The table below compares intraoral radiography technology based upon the type of detector. REDUCING RADIATION EXPOSUREThe following summarises some of the ways in which dose minimisation can be…

March 12, 2021

CBCT Spatial Resolution and Field of View

We often get questions from clinicians about which FOV or spatial resolution to select for their CBCT scans. In this series, we will delve into when to use which FOV and Resolution.