DOI: 10.1148/radiol.2273011418
Case 59: Angiolipoma of the Breast1
Susan P. Weinstein, MD,
Emily F. Conant, MD and
Geza Acs, MD
1 From the Department of Radiology, University of Pennsylvania Medical Center, 1 Silverstein Bldg, 3400 Spruce St, Philadelphia, PA 19104. Received August 24, 2001; revision requested October 1; revision received December 7; accepted January 7, 2002. Address correspondence to S.P.W.

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Figure 1a. (a) Craniocaudal and (b) mediolateral views of the right breast do not reveal a focal abnormality at the site of the palpable breast mass that is marked with a metallic marker (arrows). (c) Spot compression view of the right breast in the craniocaudal position also does not reveal a focal underlying breast mass (white dot).
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Figure 1b. (a) Craniocaudal and (b) mediolateral views of the right breast do not reveal a focal abnormality at the site of the palpable breast mass that is marked with a metallic marker (arrows). (c) Spot compression view of the right breast in the craniocaudal position also does not reveal a focal underlying breast mass (white dot).
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Figure 1c. (a) Craniocaudal and (b) mediolateral views of the right breast do not reveal a focal abnormality at the site of the palpable breast mass that is marked with a metallic marker (arrows). (c) Spot compression view of the right breast in the craniocaudal position also does not reveal a focal underlying breast mass (white dot).
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Figure 2. US image of the right breast at the 7-oclock position reveals a homogeneously echogenic well-circumscribed mass (arrows). The overlying skin (*) appears to be normal.
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Figure 3. Medium-power microscopic view of the angiolipoma shows a mixture of mature adipose tissue and capillaries enmeshed in a fibrous stroma. Capillaries form a network of anastomosing channels. (Hematoxylin-eosin stain; original magnification, x200.)
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Copyright © 2003 by the Radiological Society of North America.