Inflammatory Disorders of the Breast

What are Inflammatory Disorders of the Breast?

Inflammatory disorders of the breast are divided into three categories: infectious mastitis, non-infectious mastitis, and mastitis related to underlying malignancy. Examples of inflammatory disorders of the breast include: Acute mastitisDuct ectasiaFat necrosisGranulomatous mastitisLymphocytic mastopathy aka sclerosing lymphocytic lobulitisSquamous metaplasia of…
Congenital Nipple Inversion

What is Congenital Nipple Inversion?

Congenital nipple inversion is a condition in which the nipple is retracted inwards, rather than pointing outwards. What is the Pathology of Congenital Nipple Inversion? The pathology of congenital nipple inversion is: -Etiology: The cause of congenital nipple inversion is…
Accessory Axillary Breast Tissue

What is Accessory Axillary Breast Tissue?

Accessory axillary breast tissue is due to residual breast tissue that remains after normal embryologic development. Accessory axillary breast tissue is an uncommon condition. Accessory axillary breast tissue is located in the axilla (armpits) where it can cause diagnostic difficulty,…
Developmental Disorders of the Breast

What are Developmental Disorders of the Breast?

Developmental disorders of the breast are breast issues that are due to syndromic, genetic, acquired, or sporadic conditions. Developmental disorders of the breast typically present in childhood or adolescents, but the age of presentation may vary. The clinical presentation depends…
BREAST PATHOLOGY

WHAT IS BREAST PATHOLOGY?

Breast pathology is disease or disorder of the breast. Breast pathology includes: Developmental disorders of the breastInflammatory disorders of the breastBenign epithelial lesions of the breastCarcinomas of the breastStromal tumors of the breast
IgG4-Related Disease

What is IgG4-Related Disease?

IgG4-related disease is a new rare syndrome that is associated with many disease processes. What is the Pathology of IgG4-Related Disease? The pathology of IgG4-related disease is: -Etiology: The cause of IgG4-related disease is unknown, but may be attributed to…
Polyarteritis Nodosa Histology

What is Polyarteritis Nodosa?

Polyarteritis nodosa is a systemic vasculitis associated with necrotizing inflammatory lesions that affects medium and small muscular arteries at bifurcations.  What is the Pathology of Polyarteritis Nodosa? The pathology of polyarteritis nodosa is: -Etiology: The cause of polyarteritis nodosa is…
Inclusion Body Myositis

What is Inclusion Body Myositis?

Inclusion body myositis is an inflammatory and degenerative disease that leads to painless muscle weakness.   What is the Pathology of Inclusion Body Myositis? The pathology of Inclusion body myositis is: -Etiology: The cause of inclusion body myositis is unknown. Viruses…
Dermatomyositis

What is Dermatomyositis?

Dermatomyositis is a type of inflammatory myopathy with distinct cutaneous manifestations. What is the Pathology of Dermatomyositis? The pathology of dermatomyositis is: -Etiology: The cause of dermatomyositis is associated with genetic, immunologic, infectious, and environmental causes. -Pathogenesis: The sequence of…