How and where does breast cancer spread?

Lymphatics and blood. Breast cancer can advance locally in the breast, to the skin and to the chest wall. It can spread regionally through the lymphatic channels to the lymph glands in the axilla (armpit), below and avove the collar bone and to the side of the neck. It can spread through the blood stream to distant organs such as bones, liver, lung, brain and othe organs. This is called distant metastasis.
Lymphatic. Most common route is through lymph node. Some form of breast cancer can spread through blood stream quickly. Most common organs breast cancer spread to are lung, liver and bone.

Related Questions

How can breast cancer spread?

Circulation. Most breast cancers begin in the milk-producing ducts and lobules. These cancer cells break out of these ducts and lobules and enter into the supporting tissue of the breast--that's why it's called invasive. Lymphatics and blood vessels are found within this supportive tissue. If the cancer cell enters these vessels, they can circulate throughout the body and take up residence in another organ. Read more...
3 ways. It spread through lymphatic organ ( lymph glands) , through blood circulation and direct invasion to the adjacent organ such as skin, chest wall etc. Read more...

How fast can breast cancer spread?

Variable. First and foremost, not all breast cancers spread: many are confined to the breast without any ability to travel to other organs. For those that 'spread', the growth rates vary between months to decades before they become detectable. Furthermore, chemotherapy may eradicate these cells that have spread, and they may never become evident. Read more...
Varies. Each cancer is unique. Some cancer cells have the ability to metastasize very early in their development while other can be slower to metastasize. Read more...

How to help spread awareness during breast cancer week?

Yes you can. By visiting woman groups , conducting breast examination clinics trough your local medical facilities , educating advantages of early diagnosis , teaching self examination techniques , encouraging to visit their doctor , and annual mammographies etc you can early diagnosis saves lives . Good luck in your mission. Read more...

Could breast cancer usually spread to more places then just the breast?

Metastatic cancer. Breast cancer can spread to other places but the usual presentation is limited to the breast. Spread occurs as the cancer progresses. Usually this is a late presentation or uncontrolled disease. Read more...