Prospective Chart-Review: Impact of Combination - Digital Breast Tomosynthesis + Digital Mammography

February 15, 2016 updated by: Case Comprehensive Cancer Center

To Determine the Clinical Impact of the Combination of Digital Breast Tomosynthesis and Digital Mammography on Screening for Breast Cancer

Digital Breast Tomosynthesis (DBT) is a technology that has been developed to improve lesion detection in dense breasted women. Even though DBT has been regarded as a study for dense breasted women, it may also improve lesion detection at an earlier stage and smaller size in women with less dense breast tissue. The overlapping of tissue on a standard of care 2D mammogram leads to decreased cancer detection, it also contributes to pseudo lesions that mimic cancers. This leads to patients being asked to come back for additional imaging including mammogram and/or ultrasound images. DBT has shown to decrease call back rates by up to 43% in reader studies. Even though these results are promising they were not done in a realistic clinical setting.The purpose of this study is to evaluate the FDA-approved combination standard digital mammography (DM) and DBT technology and its impact on our clinical practice.

Study Overview

Status

Withdrawn

Conditions

Detailed Description

The investigators would like to prospectively measure the impact on recall rates, comparing DM (digital mammography) and DM+DBT, in our practice and the impact on cancer detection in our screening population. This is a two-site study in which all asymptomatic subjects undergoing the FDA-approved combination standard of care Digital Mammogram and Digital Breast Tomosynthesis (DM+DBT) exam will be eligible for the trial. Each subject will be her own control.Only radiologists who have gone through 8 hours of Tomosynthesis training will interpret the DM and DBT images. These radiologists will categorize each case as either dense (BI-RADS density score of 3 or 4) or fatty (BI-RADS density score of 1 or 2). The radiologist will initially read the standard of care DM part of the study first and record their interpretation and final BIRADs category. The same radiologist will then interpret the DM+DBT combination study and record their final interpretation and BIRADs category. Prior mammogram studies will be used for comparison when reading the DM and DM+DBT studies.

Study Type

Observational

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

30 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

Female

Sampling Method

Probability Sample

Study Population

Subjects from routine clinical patient population at our medical facility. There will be inclusion of employees and students in the study. A number of UHCMC employees and a few CWRU students are in our routine clinical patient population.

Description

Inclusion Criteria:

  • Female ages 30 and over
  • Asymptomatic
  • Any ethnic origin
  • No contraindication for routine bilateral mammogram

Exclusion Criteria:

  • Pregnancy
  • Lactating patients
  • Breast implants
  • Unable to understand and execute written informed consent
  • Patient unable to obtain a mammogram while standing without assistance

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Measure the impact on recall rates, comparing DM and DM+DBT
Time Frame: 3 yrs
Measure the impact on recall rates, comparing DM and DM+DBT, in our practice and the impact on cancer detection in our screening population.
3 yrs

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Case Comprehensive Cancer Center

Investigators

  • Principal Investigator: Donna Plecha, MD, Case Medical Center, University Hospitals Seidman Cancer Center, Case Comprehensive Cancer Center

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

April 1, 2012

Primary Completion (Actual)

February 1, 2013

Study Registration Dates

First Submitted

May 4, 2012

First Submitted That Met QC Criteria

May 7, 2012

First Posted (Estimate)

May 8, 2012

Study Record Updates

Last Update Posted (Estimate)

February 17, 2016

Last Update Submitted That Met QC Criteria

February 15, 2016

Last Verified

February 1, 2016

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • CASE2112

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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