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Let's see if we can figure out what's causing your breast lump.
Select additional symptoms and we'll narrow your results.

What causes breast lump? 6 possible conditions

Most breast lumps are noncancerous, which means they are benign. You might be surprised to find a breast lump, but it’s important to remember that it may not affect your long-term health.  Read more

See a list of possible causes in order from the most common to the least.

1

Breast Cancer Overview

Breast cancer is the second most common type of cancer in women (after skin cancer), and can affect a number of different parts of the breasts.

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2

Fibrocystic Breast Disease

Fibrocystic breast disease, commonly called fibrocystic breasts or fibrocystic change, is a benign condition in which a woman has painful lumps in her breasts.

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3

Intraductal Papilloma

An intraductal papilloma is a noncancerous breast tumor that forms in a milk duct. Learn about intraductal papilloma symptoms, treatment, and prevention.

Read more »

4

Fibroadenoma

Finding a lump in your breast can be a scary experience, but not all lumps and tumors are cancerous. One type of benign (non-cancerous) tumor is called a fibroadenoma . While not life-threatening, a fibroadenoma ma...

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5

Mastitis

Mastitis is an inflammation of the breast tissue usually caused by infection. It occurs almost always in breast-feeding women. Find out about symptoms and treatment.

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6

Lipoma (Skin Lumps)

A lipoma is a growth of fatty tissue that slowly develops just under your skin. People of any age can develop a lipoma, but children rarely develop them. While a lipoma can form on any part of the body, they typicall...

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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