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Case 4: Subtle Architectural Distortion

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This is a another screening mammogram an asymptomatic patient,

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and I think this is a really tough case to see on, um, A two D mammogram.

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I think it's, you know, on our, our high quality, um, image, uh,

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screens that we use in breast imaging, I think it is possible to see it on a,

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on your, on the two D mammogram.

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But I probably on the laptop that you're looking at,

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it's gonna be very subtle here. I'm gonna zoom in on the,

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on the side so you can at least see the side.

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I'm gonna leave it for a second and see if any,

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but is able to identify an abnormality here.

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So this is a, a,

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a subtle architectural distortion in the upper slightly inner right

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breast.

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So while I think very subtle on the two D image,

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I'm now gonna show it on this, on the three D image,

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and I think it's much less subtle here. So let me

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pause so I can circle it. So here's the distortion. This

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is very hard to see on her on the two D image,

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but the three D really allows us to scroll through

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and see that that's,

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that's a true distortion in her breast that needs to be further evaluated.

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This is, um, I think this finding is easier to see on her, um,

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CC view than the m l o view,

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but I'm just gonna help, um, show you where to look with your eyes.

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So if you keep your eyes here,

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I'm gonna kind of scroll back and forth through there.

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And I think you can appreciate how the breast tissue is distorted in that upper

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part of the breast. So this patient was,

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this was a screening mammogram. This patient was recalls.

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We did SP compression views.

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Here is our spot compression, um, CC view.

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And again, I, I do think that that finding is, it's possible to see it on the,

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the reconstructed two D view, but it becomes much more, um,

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obvious on the three D view, um, when we're scrolling through tomosynthesis.

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So let me again pause here. So the finding is,

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is right here in the slightly inner breast.

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In the slightly inner breast. So here's that finding right here.

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Similarly in the m l O view, I think it's,

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it's very difficult to see it on the reconstructive two D view. Um,

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But, but on the, um,

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tomosynthesis slices when we're able to scroll through the finding,

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I'm just gonna draw your attention right here to keep your eyes here.

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As I'm scrolling through,

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we can appreciate that the breast is distorted there.

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So this is in the upper slightly inner right breast.

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We're gonna do a targeted ultrasound to try to find a correlate.

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So here's our ultrasound. This is at the right breast one o'clock position.

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So that's in the upper inner quadrant,

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which is what we would expect to ha where we'd expect to see that finding.

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And we see this, um, hypo coic mass with some speculated margins.

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Um, our last image here shows, um,

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internal vascularity kinda at the margins of this mass. Um,

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so because we were able to see an ultrasound correlate,

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we did an ultrasound guided biopsy. Um, but very importantly, uh,

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we wanted to make sure we placed a biopsy clip because again,

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we wanna make sure that, that,

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that ultrasound finding is truly a correlate for the mammographic

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architectural distortion. So here's our biopsy clip again,

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in that upper inner right breast. Um, I'm just gonna show the CC view,

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'cause I think that's where we can see the finding easiest.

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So here's our biopsy clip,

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and that was where the distortion was on our initial screening mammogram.

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And so we, that clip was well positioned,

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it was po well positioned in the M l O view also.

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So we feel confident that the sonographic finding is truly a correlate for

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the mammographic finding. Um,

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the pathology for this was an invasive ductal carcinoma,

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histologic grade two of three with associated D C I S.

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Faculty

Emily B. Ambinder, MD

Assistant Professor - Breast Imaging Division

The Russell H. Morgan Department of Radiology and Radiological Science, Johns Hopkins Medicine

Tags

Ultrasound

Tomosynthesis

Neoplastic

Mammography

Breast