A lump in the breast is a common clinical presentation. In every case of a breast lump, in both males and females, carcinoma must be excluded.

Causes

Discrete lumps

Malignant

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    Carcinoma ( Fig. 7 )

    Figure 7, Left-sided breast cancer .

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    Phyllodes tumour (some behave in benign fashion)

Benign

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    Fibroadenoma

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    Cyst (in cystic mastitis)

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    Duct ectasia

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    Sebaceous cyst

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    Galactocele

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    Fat necrosis

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    Lipoma

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    Tuberculous abscess • (common in parts of the world where TB is endemic)

Generalised swelling

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    Pregnancy

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    Lactation

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    Puberty

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    Mastitis

Swellings behind the breast

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    Retromammary abscess from chest disease

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    Tietze’s disease

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    Rib deformities

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    Chondroma of the costal cartilages

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