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Related Concept Videos

Magnetic Resonance Imaging01:24

Magnetic Resonance Imaging

Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique based on a phenomenon of nuclear physics discovered in the 1930s, in which matter exposed to magnetic fields and radio waves was found to emit radio signals. In 1970, a physician and researcher named Raymond Damadian noticed that malignant (cancerous) tissue gave off different signals than normal body tissue. He applied for a patent for the first MRI scanning device in clinical use by the early 1980s. The early MRI...
Computed Tomography01:10

Computed Tomography

Tomography refers to imaging by sections. Computed tomography (CT) is a non-invasive imaging technique that uses computers to analyze several cross-sectional X-rays to reveal minute details about structures in the body.
The technique was invented in the 1970s and is based on the principle that as X-rays pass through the body, they are absorbed or reflected at different levels. In the technique, a patient lies on a motorized platform while a computerized axial tomography (CAT) scanner rotates...

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Related Experiment Video

Updated: Jul 19, 2026

Clinical Imaging of Microwave Mammography
05:28

Clinical Imaging of Microwave Mammography

Published on: November 14, 2025

Digital mammography: an update.

D Hailey

    Issues in Emerging Health Technologies
    |November 1, 2006
    PubMed
    Summary

    Digital mammography offers improved image quality but similar overall accuracy to film-screen mammography. However, digital mammography shows higher accuracy for specific patient groups, despite increased costs and complex quality control.

    Area of Science:

    • Radiology
    • Medical Imaging
    • Oncology

    Background:

    • Digital mammography captures X-ray images digitally, enhancing breast imaging quality and storage.
    • Conventional film-screen mammography (FSM) is the established standard for breast cancer screening.

    Purpose of the Study:

    • To compare the diagnostic accuracy, cost-effectiveness, and quality control aspects of full-field digital mammography (FFDM) against conventional film-screen mammography (FSM).

    Main Methods:

    • Comparative analysis of large studies evaluating FFDM and FSM.
    • Review of evidence on FFDM accuracy in specific demographic and clinical subgroups.
    • Assessment of cost implications and quality control complexities for both mammography systems.

    Main Results:

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    • Overall diagnostic accuracy of FFDM is comparable to FSM.
    • FFDM demonstrates superior accuracy in younger women (<50 years), those with dense breasts, and pre- or peri-menopausal women.
    • FFDM systems incur higher costs and present more complex quality control with a steeper learning curve.

    Conclusions:

    • While FFDM offers comparable overall accuracy to FSM, its enhanced performance in specific patient populations justifies its adoption.
    • The higher costs and complex quality control of FFDM require careful consideration and management.
    • Further research may explore strategies to mitigate FFDM costs and streamline quality control processes.