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Lipid cyst: classic and atypical appearances.
1Department of Radiology, Hospital of the University of Pennsylvania, Philadelphia 19104.
AJR. American Journal of Roentgenology
|August 1, 1991
Summary
Lipid cysts, a type of fat necrosis, often show a characteristic lucent lesion with a smooth rim on radiographs. Recognizing unusual mammographic appearances can help avoid unnecessary biopsies for these benign conditions.
Area of Science:
- Radiology
- Pathology
Background:
- Lipid cysts are a subtype of fat necrosis.
- They often present with a characteristic radiographic appearance.
Purpose of the Study:
- To describe the typical and unusual mammographic appearances of lipid cysts.
- To aid in the differentiation of lipid cysts from other breast lesions.
Main Methods:
- Review of radiographic and mammographic images of pathologically confirmed lipid cysts.
- Analysis of lesion characteristics including lucency, rim, and calcification patterns.
Main Results:
- Lipid cysts typically appear as lucent lesions with a smooth, sometimes calcified, rim.
- Unusual presentations can mimic malignant or other benign breast pathologies.
Conclusions:
- Familiarity with the spectrum of lipid cyst appearances on mammography is crucial.
- Accurate interpretation can prevent unnecessary invasive procedures such as biopsies.