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Hyperechoic mass ( lipomas)
Lymph node
Silicon granuloma
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Gently lobulated, wider than tall completely encompassed
by a thin echogenic capsule
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Elliptical, wider than tall completely encompassed by
a thin echogenic capsule
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Video
Click on the image below (1.03Mb)
A complete ( long and short axis) thin echogenic capsule
must be present.
A partial capsule is inadequate proof of benignity
Where is the capsule ?
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Microlobulations Se 71% PPV 40%
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Angular margins Se 28% PPV 80%
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Markedly hypoechoic Se 48 VPP 41%
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Branch pattern Se 3.6% PPV 14%
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duct extension Se 3.6 PPV 100
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Echogenic halo (h: 35%)
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Echogenic halo: value of harmonics
Click on (1.4Mb)
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Spiculations Se 43% PPV 97% |
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Taller than wide Se 14 PPV 80%
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| Why taller than wide is
specific of malignancy ? |
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Because the breast vasculature is perpenducular
to the skin |
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Shadowing Se 64% PPV 29%
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Attention : false positive
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heeling and toeing in the long axis, rocking
In the short axis |
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