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Case Examples - Sequential AB- MR

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So, here's an example.

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This woman actually had 3.

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She had a February 2017, then

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January 2019, and then February 2021.

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She's kind of like on the every 2-year plan.

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Um, 52-year-old with extremely dense breasts.

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Look how dense they are on the MR, you can see.

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Um, and the 3rd round, abbreviated

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MR, you see this small, enhancing

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mass, 6 millimeters in the left breast.

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Now, could you see it before?

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It certainly doesn't look actionable to me.

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So this was, um, I think a very good catch again.

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We went back to her mammogram, could not

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find it on a tomosynthesis study, but

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did a targeted ultrasound in this case.

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And there it is.

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You can see it on the far right.

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A small round mass, very posterior

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when she's lying supine, obviously.

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And this was an invasive

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ductal carcinoma, ERPR positive.

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Here's another one.

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This is a 70-year-old with extremely dense

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breasts, negative mammo, screening ultrasound

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actually had been performed five months prior.

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Look at the mass.

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Interesting, huh?

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The second round abbreviated MR.

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This was October 2018, and then November 22, 2020.

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Sorry.

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So about 2 years and nothing on the prior.

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You really don't see a thing.

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And again, remember, she had that screening

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ultrasound 5 months prior to the November 2020 MR.

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R.

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5-millimeter mass by BI-RADS 5.

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Here you go, targeted ultrasound not seen clearly

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on the tomosynthesis, but targeted ultrasound

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probably would have been seen with screening

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ultrasound at this time, but not 5 months prior.

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Curious.

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This was an invasive ductal carcinoma.

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Again, ERPR positive.

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So, subsequent abbreviated MRIs had a

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lower abnormal interpretation rate.

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Higher PPV1, PPV2, um, compared to baseline.

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That makes sense 'cause you've

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got something to compare to.

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Cancer detection was maintained on subsequent

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rounds of abbreviated MR compared to the baseline.

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That's very remarkable.

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And all cancers detected on the subsequent

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exams were still early stage, which is great.

Report

Faculty

Emily F. Conant, MD

Professor of Radiology, Chief of Breast Imaging, Vice Chair of Faculty Development

Department of Radiology, University of Pennsylvania

Tags

Screening

Neoplastic

MRI

Diagnosis & Staging

Breast

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