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Comparative evaluation of average glandular dose and breast cancer detection between single-view digital breast tomosynthesis (DBT) plus single-view digital mammography (DM) and two-view DM: correlation with breast thickness and density

  • Sung Ui Shin
  • , Jung Min Chang
  • , Min Sun Bae
  • , Su Hyun Lee
  • , Nariya Cho
  • , Mirinae Seo
  • , Won Hwa Kim
  • , Woo Kyung Moon

Research output: Contribution to journalArticlepeer-review

48 Citations (Scopus)

Abstract

Objectives: To compare the average glandular dose (AGD) and diagnostic performance of mediolateral oblique (MLO) digital breast tomosynthesis (DBT) plus cranio-caudal (CC) digital mammography (DM) with two-view DM, and to evaluate the correlation of AGD with breast thickness and density.

Methods: MLO and CC DM and DBT images of both breasts were obtained in 149 subjects. AGDs of DBT and DM per exposure were recorded, and their correlation with breast thickness and density were evaluated. Paired data of MLO DBT plus CC DM and two-view DM were reviewed for presence of malignancy in a jack-knife alternative free-response ROC (JAFROC) method.

Results: The AGDs of both DBT and DM, and differences in AGD between DBT and DM (ΔAGD), were correlated with breast thickness and density. The average JAFROC figure of merit (FOM) was significantly higher on the combined technique than two-view DM (P = 0.005). In dense breasts, the FOM and sensitivity of the combined technique was higher than that of two-view DM (P = 0.003) with small ΔAGD.

Conclusions: MLO DBT plus CC DM provided higher diagnostic performance than two-view DM in dense breasts with a small increase in AGD.

Original languageEnglish
Pages (from-to)1-8
Number of pages8
JournalEuropean Radiology
Volume25
Issue number1
DOIs
Publication statusPublished - Jan 2015

Bibliographical note

Publisher Copyright:
© 2014, European Society of Radiology.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Average glandular dose
  • Breast density
  • Breast thickness
  • Digital breast tomosynthesis
  • Digital mammography

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