According to the latest statistics, the average woman in the US has a 12% chance of developing breast cancer. 乳腺癌 is the second leading cause of cancer death, but fortunately the rates are declining. 乳腺癌 develops when normal cells in the breast grow out of control.
What are the symptoms of breast cancer?
Most women diagnosed with breast cancer will not notice anything unusual, their cancer is diagnosed on screening mammograms.
Then most common symptom of breast cancer is a painless lump or mass. A hard mass with irregular edges is more likely to be cancer, however breast cancers can be tender, 软的或圆的.
Other symptoms include swelling in the breast, skin dimples/irregulation, pain or retraction of the nipple, redness or thickening of the nipple, nipple discharge or swollen lymph nodes.
How is breast cancer diagnosed?
The earlier breast cancer is diagnosed, the better the clinical outcome.
乳房x光检查, 包括筛选, diagnostic and tomosynthesis (3D), are x-rays of the breast that can detect signs of breast cancer. 乳房x光检查 of women with implants can be accomplished, sometimes additional pictures are taken. Additional rapid tests include breast unltrasound and breast MRI. A diagnosis involves removing a small tissue sample which is evaluated by a pathologist to see if cancer is present.
What are the stages of breast cancer?
The stage of breast cancer describes how much cancer is in the body and how far it has spread. The stages from stage 0 (Ductal Carcinoma In Situ) to stage IV (Metastatic), as described by the American Joint Committee on Cancer (AJCC), updated most recently in January 2018.
- Stage I: The tumor is no larger than 2 centimeters in diameter and has not spread elsewhere. The lymph nodes are unaffected.
- Stage IIA: The breast tumors are no larger than 2 centimeters in diameter or there is no breast tumor, but the cancer has spread to a few axillary lymph nodes, or the tumors are between 2-5 centimeters in diameter but have not spread to any lymph nodes.
- Stage IIB: 乳房 tumors are between 2-5 centimeters and the cancer has spread to a few axillary lymph nodes, or the tumors are larger than 5 centimeters with no signs of cancer in lymph nodes.
- Stage IIIA: The cancer has not spread to the chest wall or breast skin but has spread to nearby lymph nodes. The size of the cancer may vary.
- Stage IIIB: The cancer affects the chest wall, breast skin or both places. 在某些情况下, the cancer has spread to nearby lymph nodes.
- Stage IIIC: The cancer has spread widely to nearby lymph nodes.
- Stage IV: This is metastatic breast cancer, which has spread to distant parts of the body, 比如骨头, 肺, 脑和肝. This can be the stage of cancer when diagnosed, or it may develop after other stages of breast cancer advance and spread.
What are the treatments for breast cancer?
If you’ve been diagnosed with breast cancer, your cancer care team will discuss your treatment options with you. It’s important that you think carefully about each of your choices. Weigh the benefits of each treatment option against the possible risks and side effects.
What about breast reconstruction?
If you have a mastectomy or an extensive lumpectomy, you may decide to undergo breast reconstruction, in which implants or your own tissues taken from elsewhere in your body are used. It's important that you talk to your surgeon about your reconstruction options and preferences before your cancer surgery. 在某些情况下, a nipple-sparing mastectomy may be possible, although this is not an option for all women.
What are the risk factors for breast cancer?
There are genetic predispositions to some breast cancers, 所以如果你妈妈, daughter or sister has had breast cancer, you are considered at higher risk. The risk of breast cancer also rises as you age. Women who have never given birth or who gave birth to their first child later in life have a higher risk than women who gave birth at a younger age. 乳房feeding for at least a year also reduces risk. Many of these factors are out of your control, but others are things you can control: Eat a healthful diet, maintain a healthy weight, quit or don't start smoking, exercise regularly and limit alcohol intake.
What are some additional resources for learning about breast cancer?
If you or your loved one is facing breast cancer, 网上买球软件 has a whole range of services designed to help you so you never take this journey alone. Please talk to your 网上买球软件 provider, 你的护士导航员, or check the service pages for information about treatments, services and support groups. Additional patient-friendly information about breast cancer may be found on the
乳癌网页 of the National Comprehensive Cancer Network site.
