Quality assurance in ophthalmic imaging

Quality assurance for grey-scale imaging.

In 1992, the American College of Radiology (ACR) recommended a specific phantom and image analysis procedure for (x-ray) mammography (American College of Radiology 1992). This event removed uncertainty in the USA regarding quality assurance (QA) in mammography. Although the phantom and analysis procedure are probably not ideal, existence of definitive recommendations has resulted in essentially...

Automated Quality Assurance Applied to Mammographic Imaging

Quality control in mammography is based upon subjective interpretation of the image quality of a test phantom. In order to suppress subjectivity due to the human observer, automated computer analysis of the Leeds TOR(MAM) test phantom is investigated. Texture analysis via grey-level co-occurrence matrices is used to detect structures in the test object. Scoring of the substructures in the phant...

Quality Assurance Whose Quality and Whose Assurance?

Government involvement in quality assurance is becoming the trend in many countries, including New Zealand. What values underpin the systems that evolve in each country, and who has given legitimacy to them? In the context of the prevailing ideology of early childhood, this paper unpacks quality assurance in Australia and comments on the assumptions, taken for granted premises and values which ...

Quality Assurance for Magnetic Resonance Imaging (MRI) in Radiotherapy

magnetic resonance imaging in dentistry

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