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Breast-nonmalignant

Inflammatory / infectious

Chronic inflammation

 

Reviewer: Hind Nassar, M.D. in January 2009 (see Authors page)

Revised: 26 September 2012, last major update March 2010

Copyright: (c) 2002-2010, PathologyOutlines.com, Inc.

 

Definition

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● Nonspecific finding of chronic inflammatory cells, not part of other inflammatory entities

 

Terminology

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Epidemiology

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● Common

 

Etiology

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● Associated with cyst rupture and release of secretions into stroma

 

Clinical features

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Prognostic factors

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Case reports

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Treatment

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Clinical images

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Gross description (Macroscopy)

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Gross images

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Micro description (Histopathology)

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Micro images

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Drawings

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Virtual Slides

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Videos

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Cytology description

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Cytology images

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Positive stains

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Negative stains

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Electron microscopy descriptions

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Electron microscopy images

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Molecular / cytogenetics description

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Molecular / cytogenetics images

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Differential Diagnosis

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Foreign body reaction: also foreign body giant cells, fat necrosis, calcification, cholesterol clefts

Lymphocytic mastitis: ill defined lesion of dense intralobular, perilobular and perivascular lymphocytes with lobular atrophy and sclerosis, B cell lymphoepithelial lesions, lymphoid follicles with germinal centers

Duct ectasia: also dilated large ducts with fibrous thickening of wall, elastic fibers in wall and foamy macrophages in lumen

 

Additional references

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End of Breast-nonmalignant > Inflammatory / infectious > Chronic inflammation

 

 

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