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Architectural Distortion Overview

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Our next potential recalled finding is

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architectural distortion, and our protocol for

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looking at these is to do a spot compression

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views in both the CC and MLO projection

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and a full lateral view, and then possible

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ultrasound depending on whether we think

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that there may be an ultrasound correlate.

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And if the screening mammogram was done in

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2D, then we would begin with full CC and MLO.

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Tomosynthesis images with

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additional evaluation as needed.

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And there are some studies that have

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shown that architectural distortion

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is much more commonly identified on

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tomosynthesis compared to 2D and also more

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likely to be malignant if detected on 2D.

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A recent study by Ambinder et al

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showed a 19 percent malignancy rate

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on tomosynthesis-guided biopsy.

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So if you have a distortion on tomosynthesis, uh,

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no ultrasound correlate, you know, just biopsying

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the distortion, the malignancy rate is 19%.

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So really, I think that what that shows

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is that if there's really no explanation

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for the distortion, it requires a biopsy.

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So these are some of the reasons that we can

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see architectural distortion in the breast:

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prior surgery, prior trauma,

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stromal fibrosis, sclerosing adenosis,

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radial scar, complex sclerosing lesion,

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and invasive ductal and invasive lobular carcinomas.

Report

Faculty

Lisa Ann Mullen, MD

Assistant Professor; Breast Imaging Fellowship Director

Johns Hopkins Medicine

Tags

Women's Health

Ultrasound

Non-infectious Inflammatory

Neoplastic

Mammography

Breast

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