fat containing breast lesions

Fat containing breast lesions generally have some radiolucent component on mammography.

Pathology

They are generally classified at BIRADS II lesions.

Common
Uncommon
  • steatocystoma multiplex of the breast
  • angiomyolipoma of the breast : very rare lesion
  • well differentiated liposarcoma of breast
Note
  • complex sclerosing lesion
    • looks like breast carcinoma, but often has a lucent center; usually 1-3 cm; at <1 cm these lesions have the same histology but are called radial scars and are not usually mammographically seen
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