Are both breasts affected in cancer


It could, but it’s unlikely. Only about 2 percent to 5 percent of all breast cancer cases occur in both breasts at the same time, experts say.


What is the best treatment for breast cancer?

“Our findings show that more extensive surgical treatment does not lead to better outcomes, and lumpectomy, a far less complex approach with fewer potential complications and morbidity, is equally as effective as the removal of an entire breast as done via a mastectomy.”

What is the standard treatment for breast cancer?

Types of brachytherapy

  • Intracavitary brachytherapy. This is the most common type of brachytherapy for women with breast cancer. …
  • Interstitial brachytherapy. In this approach, several small, hollow tubes called catheters are inserted into the breast around the area where the cancer was removed and are left in place for …
  • Possible side effects of intracavitary brachytherapy

What is the survival rate for breast cancer Stage 2B?

This includes stage IB (pronounced “stage 1-B”), some IIA (“stage 2-A”), some IIB (“stage 2-B”), and all stage III (“stage 3”). The 5-year relative survival rate is 86%.

Can breast cancer be found under your breast?

found that cancerous breast tumors are most likely to occur in the upper, outer quadrant of the breast. But breast cancer can develop anywhere on the breasts, including at the bra line. Cancerous lumps are likely to feel hard and immovable.


Does breast cancer usually affect both breasts?

National Breast Cancer Audit data shows that an average of 2.3% of women with invasive breast cancer in one breast also had cancer in the second breast diagnosed either at the same time, or within three months of the first diagnosis. This is called synchronous bilateral breast cancer (SBBC).

What type of breast cancer affects both breasts?

Ductal carcinoma is the most common type of breast cancer. Lobular carcinoma is more common to affect both breasts than other types of cancers.

Which breast is mostly affected by cancer?

Most breast cancers begin in the breast ducts (tubes that carry milk to the nipple) or lobules (glands that produce milk). These are known respectively as invasive ductal carcinoma and invasive lobular carcinoma. Other less common types of breast cancer include inflammatory breast cancer and ductal carcinoma in situ.

Do both breasts swell with breast cancer?

Some common, early warning signs of breast cancer include: Skin changes, such as swelling, redness, or other visible differences in one or both breasts. An increase in size or change in shape of the breast(s)

Is breast cancer more common in left breast?

The left breast is 5 – 10% more likely to develop cancer than the right breast. The left side of the body is also roughly 5% more prone to melanoma (a type of skin cancer).

What stage is cancer in both breasts?

Stage II. The cancer has grown, spread, or both. IIA means the tumor in the breast is still small, if there’s one at all.

What does early stage breast cancer feel like?

A painless, hard mass that has irregular edges is more likely to be cancer, but breast cancers can be also soft, round, tender, or even painful. Other possible symptoms of breast cancer include: Swelling of all or part of a breast (even if no lump is felt) Skin dimpling (sometimes looking like an orange peel)

Which is worse left or right breast cancer?

Our findings suggest that left sided breast cancer is associated with aggressive biology and worse outcomes compared to right sided breast cancer.

What were your first breast cancer symptoms?

Changes in the color of your breasts, such as redness. A rapid change in the shape of your breast or an increase in breast size over a short period. Changes in the way your breasts feel when you touch them – they may be hard, tender, or warm to the touch. Flaking or peeling or flaking of the nipple skin.

What is breast cancer pain like?

Breast or nipple pain If a lump is present, it is not painful. Although breast cancer is often painless, it is important not to ignore any signs or symptoms that could be due to breast cancer. Some people may describe the pain as a burning and tender sensation. Learn more about what breast cancer feels like here.

How long can you have breast cancer without knowing?

Breast cancer has to divide 30 times before it can be felt. Up to the 28th cell division, neither you nor your doctor can detect it by hand. With most breast cancers, each division takes one to two months, so by the time you can feel a cancerous lump, the cancer has been in your body for two to five years.

What do you feel when you have breast cancer?

Changes in the way your breasts look or feel, including thickening or prominent fullness that is different from the surrounding tissue. Dimples, puckers, bulges or ridges on the skin of your breast. A recent change in a nipple to become pushed in (inverted) instead of sticking out. Redness, warmth, swelling or pain.

Which type of breast cancer is most bilateral?

The most common histological type is infiltrating ductal carcinoma. In a review by Marshall et al, invasive ductal carcinoma was seen in almost 80 percent cases, while medullary and lobular carcinoma comprised the remainder.

What causes bilateral breast cancer?

(2) The risk factors contributing to bilateral breast cancer are age at diagnosis, germline mutations (such as BRCA1 and BRCA2), family history, tumour histology and regular alcohol consumption.

What is bilateral breast cancer?

Background. Synchronous bilateral breast cancer (SBBC) is breast cancer diagnosed more or less simultaneously in both breasts in the same patient. The cut-off for synchronicity described in the literature has usually been between 3 and 6 months.

Can I have DCIS in both breasts?

Some patients have ductal carcinoma in situ in more than one quadrant of the same breast (multicentric breast disease). Sometimes, the DCIS is very large relative to the patient’s breast size.

How long does it take for cancer to develop in the opposite breast?

Cancer developed in the opposite breast within five years of initial diagnosis.

How many breast cancer patients had bilateral cancer in 1975?

According to the Surveillance, Epidemiology, and End Results (SEER) database (1973–2014), bilateral cancers occurred in 1.4% of breast cancer patients in 1975 to 2.9% in 2014. 2

What is asynchronous breast cancer?

Asynchronous, or metachronous bilateral breast cancer (MBBC) is when the cancers develop at different times. There is no standard definition for when the second cancer in the opposite breast is diagnosed. Some clinicians say at least one year apart but others argue a shorter time interval is appropriate.

Does mammography detect breast cancer?

In one study, the mammography detected only 19% of bilateral breast cancers compared with 72.7% of unilateral breast cancers. 8

Where does lobular cancer begin?

Lobular cancers rather than ductal cancers (lobular cancers begin in the milk-producing glands of the breast)

Can MRI detect breast cancer?

Further imaging by MRI (magentic resonance imaging) screening may be indicated to identify and diagnose bilateral breast cancer. However, bilateral MRI is not the current standard of practice. This is because MRI screenings have not been proven to reduce breast cancer deaths. 4

Is bilateral breast cancer uncommon?

However, it is a relatively uncommon cancer. 1

How many women have breast cancer in one breast?

National Breast Cancer Audit data shows that an average of 2.3% of women with invasive breast cancer in one breast also had cancer in the second breast diagnosed either at the same time, or within three months of the first diagnosis. This is called synchronous bilateral breast cancer (SBBC).

Is there cancer in the blood?

no cancer in the blood or lymphatic vessels.

Is SBBC considered a cancer?

less aggressive forms of cancer (low grade tumours) no cancer in the blood or lymphatic vessels. Five-year survival for patients with SBBC was not significantly different from patients with cancer in one breast only. For this reason, SBBC is not considered useful in predicting survival for the majority of patients.

Breast cancer in both breasts?

My mum has locally advanced breast cancer. They have found a lump on the other side now and I was wondering, does it spread to the other breast? The cancer was contained but moving through the skin. Has this happened rp anyone? And if so does that change the type of cancer she has?

Breast cancer in both breasts?

I had cancer in both breasts and each was a different cancer, both are treated individually i.e. two primaries so not a case of spreading from one to the other. I would be surprised if you mother’s cancer had spread from one breast to the other, not that it really matters, cancer is cancer regardless and your mother will be treated accordingly.

Breast cancer in both breasts?

Hi have a look on the site there are quite a few ladies who have a similar problem get talking to them it will help. Good luck.

What hormones are sensitive to breast cancer?

Some breast cancers are sensitive to your body’s naturally occurring female hormones — estrogen and progesterone. The breast cancer cells have receptors on the outside of their walls that can catch specific hormones that circulate through your body.

Where does breast cancer start?

Parts of the breast where cancer begins include: Milk ducts. Ductal carcinoma is the most common type of breast cancer. This type of cancer forms in the lining of a milk duct within your breast. The ducts carry breast milk from the lobules, where it’s made, to the nipple.

What hormones are used to block the growth of breast cancer cells?

The cells of this type of breast cancer have receptors that allow them to use the hormone estrogen to grow. Treatment with anti-estrogen hormone (endocrine) therapy can block the growth of the cancer cells. Progesterone receptor (PR) positive. This type of breast cancer is sensitive to progesterone, and the cells have receptors …

Which cancers are ER positive and PR positive?

Group 1 (luminal A). This group includes tumors that are ER positive and PR positive, but negative for HER2. Luminal A breast cancers are likely to benefit from hormone therapy and may also benefit from chemotherapy.

What is the name of the cancer that begins in the connective tissue?

Rarely breast cancer can begin in the connective tissue that’s made up of muscles, fat and blood vessels. Cancer that begins in the connective tissue is called sarcoma.

What is the name of the cancer that is examined under a microscope?

When a sample of your breast cancer is examined under a microscope, here’s what the pathologist looks for: Cancer cells with unique appearances. Some subtypes of breast cancer are named for the way they appear under the microscope. Subtypes include tubular, mucinous, medullary and papillary.

Is HER2 a cancer?

HER2 breast cancers are likely to benefit from chemotherapy and treatment targeted to HER2. Group 4 (basal- like). This type, which is also called triple-negative breast cancer, includes tumors that are ER negative, PR negative and HER2 negative. Basal-like breast cancers are likely to benefit from chemotherapy.

What causes Paget’s disease?

The exact cause of Paget’s disease is unknown. Scientists suspect that a combination of environmental and genetic factors may play a role in causing the disease. Several genes have been identified that are linked with an increased risk of developing the condition.

What are the signs and symptoms of Paget’s disease?

Signs and symptoms of Paget’s disease are usually mistaken for symptoms of common skin conditions such as eczema and dermatitis. These include:

How is Paget’s disease diagnosed?

After taking a medical history, your doctor will examine your breasts, palpate them, and look for lumps or any other abnormality in the breasts or armpits.

How much risk of breast cancer in lifetime?

This risk rises from the normal lifetime risk of 8% for both breasts to approximately 12%, assuming a lumpectomy is performed and you keep both breasts. If you are in this situation and are trying to decide if you want a bilateral rather than a mastectomy on one side, your risk of developing a new cancer in your lifetime in …

What are the risks of breast cancer surgery?

Surgical complication risks are slightly increased. Loss of sensation in the skin of both breasts. Increased need for revision surgeries in the future. Does not improve your “overall survival” from breast cancer. Does not lessen the chance you will need chemotherapy.

What is a “Bilateral Mastectomy”?

Also called a “double mastectomy,” this is when both breasts are surgically removed. The term “Contralateral Prophylactic Mastectomy” is also used by the medical community for removal of the opposite, non-cancerous breast. Most of the time the decision to have a bilateral mastectomy is a personal one and is not required to treat a breast cancer that is on one side.

How many breast mastectomies are bilateral?

About 25 to 50% of all mastectomy surgeries done today are “bilateral” procedures. The more informed you become, the better decision you will make for your own situation. There is an intense debate by breast specialists as to whether too many bilateral mastectomies are being performed.

What is the risk of BRCA mutation?

BRCA (“breast cancer gene”) mutation or other high-risk genetic mutation. Strong family history of breast cancer. Younger than 35 with breast cancer. High risk for developing a new cancer. Radiation to your chest at a young age.

What is the American Society of Breast Surgeons?

The American Society of Breast Surgeons is a leading organization of surgeons who treat diseases of the breast. If you want to get deep into the details, this free 200-page pdf document ( here) has guidelines to help clinicians to make treatment recommendations about nearly all aspects of breast cancer.

Can you have a bilateral mastectomy on one side?

Most of the time the decision to have a bilateral mastectomy is a personal one and is not required to treat a breast cancer that is on one side. There are situations where a “bilateral mastectomy” may be offered for consideration by your breast surgeon.

What is breast cancer?

Overview. Breast cancer is the uncontrollable growth of malignant cells in the breasts. It’s the most common cancer in women, although it can also develop in men. The exact cause of breast cancer is unknown, but some women have a higher risk than others. This includes women with a personal or family history of breast cancer …

What is the survival rate of breast cancer?

According to the American Cancer Society, the five-year survival rate for breast cancer if diagnosed as stage 1 to stage 3 is between 100 percent and 72 percent. But once the cancer spreads to other parts of the body, the five-year survival rate drops to 22 percent.

Why does my breast look orange?

This type of cancer also changes the appearance of your breasts. You may notice dimpling or pitting, and the skin on your breast may begin to look like an orange peel due to underlying inflammation.

Why is it important to recognize the signs of breast cancer early?

Since cancer cells can metastasize, or spread to other parts of the body, it’s important to recognize the symptoms of breast cancer early on. The sooner you receive a diagnosis and start treatment, the better your outlook.

What to do if you are not breastfeeding?

If you’re noticing a discharge and you’re not breastfeeding, make an appointment with your doctor. They can do an examination and find out the cause.

Is a rash a sign of breast cancer?

You may not associate breast cancer with redness or a skin rash, but in the case of inflammatory breast cancer (IBC), a rash is an early symptom. This is an aggressive form of breast cancer that affects the skin and lymph vessels of the breast.

Can breast cancer be detected early?

Performing a monthly self-exam of your breasts will help you get familiar with their normal look and feel. There’s no evidence that self-exams will help you detect cancer earlier, but it will help make it easier for you to notice any changes in your breast tissue.




  • Symptoms of synchronous bilateral breast cancer consists of cancer signs and symptoms in both breasts. Symptoms may include:64 1. Swelling of all or part of a breast 2. Skin dimpling 3. Breast or nipple pain 4. Nipple retraction (turning inward) 5. Nipple or breast skin that is red, dry, flaking, or thickened 6. Nipple discharge 7. Swollen lymph no…

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Causes and Risk Factors

  • There is little known about the risk factors for bilateral breast cancer. Some research indicates that possible risk factors include:74 1. Regular alcohol consumption 2. Being 30 years old or younger at the first diagnosis 3. Presence of a BRCA1, BRCA2, or CHEK2 gene mutation 4. Family history of breast cancer in any first-degree relative (such as mothers or sisters) or second-degre…

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  • Diagnosis of synchronous bilateral breast cancer is based on signs and symptoms of cancer in both breasts.4 At the time of physical examination, the cancer may not be noticeable in both breasts. If cancer is detected in one breast, standard practice is to follow up with a bilateral mammography, which may detect signs of cancer in the opposite breast (asynchronous bilatera…

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  • There are several treatments that can potentially reduce the risk of developing cancer in the opposite breast, such as: 1. Tamoxifen is a drug that acts both like estrogen and antiestrogen. A daily dose is typically taken in tablet form for five to 10 years. It is associated with a 50% risk reduction in bilateral breast cancer. A standard course of tamoxifen treatment is five years, and …

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  • There is conflicting evidence about the survival rate for bilateral breast cancer. Some reports suggest higher mortality when compared with unilateral breast cancer, while others report similar survival rates.1 A 2007 study of a Swedish population of women analyzed the difference in prognosis between synchronous and metachronous bilateral breast cancer. It found that wome…

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