In 90% of patients presenting with one or several lumps in the breast the lesion is benign, although it is always important to seek advice and obtain an accurate diagnosis.

Benign breast conditions can be divided into congenital and acquired as below. Please click on these terms for a description or visit our Glossary of Terms to see these and others.

Congential Conditions

• Amastia
• Ectopic breast tissue
• Polymastia
• Acquired Conditions

Acquired Conditions

• Acute mastitis
• Benign breast change
• Breast abscess
• Chronic mastitis
• Fibroadenoma
• Hamartoma
• Duct ectasia
• Mondors Disease
• Periductal mastitis
• Phyllodes "tumour"

Sundry miscellaneous skin conditions affecting the breast

• Sebaceous cysts
• Eczema
• Squamous cell carcinoma