What is Breast Cancer? Symptoms and Types of Breast Cancer

Recognizing the symptoms of breast cancer correctly is of vital importance for early diagnosis and effective treatment. Breast cancer often presents with signs that are not easily noticeable to the naked eye in its early stages; however, these symptoms are extremely important warning signals that require careful attention.

Knowing these warning signs and the most accurate diagnostic methods enables women to take timely action, seek urgent medical care when necessary, and make informed decisions to protect their health.

What Are the Symptoms of Breast Cancer?

Breast cancer is a serious disease that occurs when abnormal cells in breast tissue multiply uncontrollably. Symptoms may vary depending on the type and stage of the disease.

Awareness of the signs and symptoms of breast cancer is crucial for early detection. Although not every symptom indicates breast cancer, it is extremely important to consult a doctor without delay if any suspicious changes are noticed.

Common Symptoms of Breast Cancer

The most frequently observed symptoms of breast cancer include:

Lumps or swelling in the breast or underarm
These lumps may feel hard, soft, or rubbery and are usually painless.

Changes in the appearance of the breast
Alterations in breast size, shape, or texture may occur. Thickening, swelling, redness, or flaking in certain areas of the breast should be taken seriously.

Changes in the nipple
Nipple inversion or bloody or clear discharge unrelated to breastfeeding are important warning signs.

Breast pain
Although uncommon in early stages, persistent or worsening pain should always be evaluated.

Changes in breast skin
The skin may become thickened or develop a “peau d’orange” (orange peel) appearance.

It should be noted that these symptoms may also result from infections or benign cysts. However, medical evaluation is essential for a definitive diagnosis.

Early Symptoms of Breast Cancer

The earliest sign of breast cancer is often a painless, hard lump with irregular borders. This lump may not always be felt manually and is sometimes detected incidentally through mammography or imaging tests.

Other possible early symptoms include:

  • Swelling or redness of the breast skin
  • Increase in breast size or change in shape
  • Noticeable changes in nipple appearance
  • Discharge from the nipple other than breast milk
  • Swelling inside or on the surface of the breast

Consulting a healthcare professional for any change noticed in the breasts is essential for early diagnosis and successful treatment.

Breast Cancer Symptoms in Women in Their 30s

Although breast cancer is less common in women in their 30s, certain symptoms should not be ignored:

  • Lumps in the breast or underarm
  • Persistent pain in the breast or underarm
  • Nipple pain, itching, or shape changes
  • Redness or peeling of the breast skin
  • Abnormal discharge, usually from one breast

Regardless of age, medical consultation should never be delayed when these symptoms are present.

The Importance of Early Detection of Breast Cancer

Although breast cancer can occur at any age, it is more common in women over the age of 40. Early detection is the most critical factor directly affecting treatment success.

When breast cancer is detected at an early stage:

  • Treatment is easier and more effective
  • The risk of spread is significantly reduced
  • Life expectancy and quality of life increase considerably

Studies show that when breast cancer is diagnosed early, the five-year survival rate exceeds 93%.

For this reason:

  • Regular clinical breast examinations
  • Breast self-examinations
  • Screening tests recommended by physicians

play a major role in early detection.

Do not postpone your health. Even the smallest change you notice in your breasts may be an important clue for early diagnosis.

What Are the Types of Breast Cancer?

Breast cancer is classified into different types based on the location of the tumor, the structure of cancer cells, and the way the disease spreads. Each type may have a different progression and treatment approach.

Types of Breast Cancer

Inflammatory Breast Cancer

A rare but aggressive form of breast cancer. It occurs when cancer cells block lymph vessels, causing redness, swelling, and increased warmth in the breast.

Invasive Breast Cancer

The most common type of breast cancer. It usually begins in the milk ducts and can spread to surrounding tissues and other parts of the body over time.

Localized (Non-Invasive) Breast Cancer

Cancer cells are confined to the milk ducts and have not yet spread to nearby tissues. When detected early, it can be successfully treated.

HER2-Positive Breast Cancer

This type occurs due to the overproduction of the HER2 protein. It can often be effectively controlled with HER2-targeted therapies.

Triple-Negative Breast Cancer

This type does not contain hormone receptors or the HER2 protein. As a result, treatment is more challenging and requires close monitoring.

Why Is Breast Cancer Screening Important?

Regular breast cancer screening enables early detection of the disease. Screening tests help identify abnormalities before symptoms appear.

According to general screening recommendations by the American Cancer Society:

  • Women at average risk should have a yearly mammogram starting at age 40.
  • Women at high risk should undergo annual mammography and MRI screenings starting at age 30.

Breast Cancer Screening Methods

Mammography

Highly effective in detecting early signs of breast cancer, especially small, non-palpable lumps.

Magnetic Resonance Imaging (MRI) and Ultrasound

Used in addition to mammography in certain cases. Expert consultation is essential to create an individualized screening plan.

Clinical Breast Examination

Performed by healthcare professionals, this exam involves manual evaluation of breast tissue and is an essential part of routine checkups.

What Is a Breast Biopsy?

If a suspicious lump is detected during a physical exam, screening test, or self-examination, a doctor may recommend a breast biopsy.

A breast biopsy involves examining tissue or fluid samples under a microscope and is the most reliable method for making a definitive diagnosis.

Types of Breast Biopsy

Needle Biopsy

A non-surgical procedure that includes:

  • Fine Needle Aspiration (FNA)
  • Core Needle Biopsy (CNB)
    These methods allow multiple samples to be taken if necessary.

Surgical Biopsy

Used when needle biopsy results are insufficient. It is performed under general anesthesia and involves removing a larger tissue sample.

All samples are sent to a pathology laboratory for examination by a pathologist. Results play a crucial role in diagnosis and treatment planning.

Early diagnosis remains one of the most important factors in determining survival and treatment success in breast cancer. Regular screenings and follow-ups are the most effective ways to protect your health.

How to Perform Breast Cancer Screening at Home

In addition to regular medical checkups, individuals are encouraged to perform breast self-examinations at home to become familiar with their breast tissue and detect changes early. While self-exams do not replace professional screening, they are a valuable supportive tool for early awareness.

What Is Breast Self-Examination?

Breast self-examination involves visually and manually checking the breasts and surrounding areas. During this process:

  • Changes in breast appearance are observed
  • Lumps, firmness, or tissue differences are checked by touch

It is important to remember that not all types of breast cancer can be felt manually. Therefore, self-examination cannot replace mammography or clinical evaluations.

Limitations of Self-Examination

Although periodic self-checks can aid early detection, they may sometimes lead to false-positive findings, resulting in unnecessary tests, anxiety, or overdiagnosis. Overdiagnosis refers to the detection of cancers that would not cause harm during a person’s lifetime.

For this reason, consulting a specialist to determine the most appropriate screening method for you is essential to avoid unnecessary procedures and ensure accurate care.

What Are the Causes of Breast Cancer?

Although the exact cause of breast cancer is not fully known, there are several factors that increase the risk of developing the disease. The most important risk factors include:

  • Age (especially 50 years and older)
  • Smoking and alcohol consumption
  • Genetic predisposition and a family history of breast cancer
  • Previous radiation therapy to the breast area
  • Presence of certain benign breast tumors
  • Hormonal changes such as late menopause or long-term hormone therapy

How Is Breast Cancer Diagnosed?

When symptoms such as a lump in the breast, changes in breast size or shape, or abnormal nipple discharge are noticed, a doctor should be consulted without delay.

Even if a tumor is small and not yet noticeable, mammography is one of the most effective methods for early breast cancer detection. When necessary, additional tests such as ultrasound, MRI, and biopsy may also be performed.

Who Is at Risk of Breast Cancer?

Breast cancer can occur in both women and men, although the risk is significantly higher in women. Individuals at higher risk include:

  • Women over the age of 50
  • Those with a family history of breast or ovarian cancer
  • Women with dense breast tissue

Dense breast tissue can make early detection more difficult, as it may mask tumors on imaging tests.

Breast Cancer Treatment Methods

After a thorough evaluation of the patient’s condition, the doctor determines the most appropriate treatment plan. The main treatment methods for breast cancer include:

Surgical Treatment

Includes various options such as tumor removal, mastectomy, and removal of lymph nodes.

Radiotherapy

Usually applied after surgery to destroy remaining cancer cells and reduce the risk of recurrence.

Chemotherapy

Aims to eliminate cancer cells using intravenous drugs. While effective, it may cause certain side effects.

Immunotherapy

Stimulates the immune system to fight cancer cells and may be particularly effective in triple-negative breast cancer.

Targeted Therapy

Targets specific proteins associated with cancer, such as in HER2-positive breast cancer.

Hormone Therapy

Effective in hormone-related breast cancers and involves different medications before or after menopause.

Early diagnosis is one of the most critical factors influencing treatment success and quality of life in breast cancer. With regular checkups, awareness, and professional medical support, risks can be significantly reduced.

Frequently Asked Questions (FAQ)

How Can a Woman Know If She Has Breast Cancer?

Signs such as a lump in the breast, abnormal nipple discharge, or changes in breast size or shape may raise suspicion of breast cancer. Additionally, redness, thickening, or scaling of the breast skin can also occur.

However, it is important to remember that a definitive diagnosis can only be made through approved medical diagnostic methods, such as mammography, ultrasound, MRI, and biopsy.

Where Does Breast Cancer Pain Begin?

Pain associated with breast cancer usually begins in the cells surrounding the milk ducts or the glands responsible for milk production. As the disease progresses, pain may spread to surrounding or nearby tissues.

What Does a Breast Affected by Cancer Look Like?

A breast affected by cancer may show:

  • Lumps or swelling
  • Noticeable changes in size or shape
  • Thickening of breast tissue

In addition, the breast skin may appear red, wrinkled, or have an “orange peel” texture. In some cases, abnormal nipple discharge may also be present.

How Can Normal and Abnormal Breast Pain Be Distinguished?

Normal breast pain is usually related to the menstrual cycle and often occurs in both breasts, accompanied by a feeling of fullness or tenderness.

Abnormal breast pain, on the other hand, is often felt in one breast only and may be accompanied by a hard lump, changes in breast or nipple shape, or size alterations.

Such pain should always be evaluated by a medical specialist.

Is Breast Cancer Painful to the Touch?

In most cases, breast cancer does not cause pain in its early stages and is usually painless when touched. However, as the disease advances, inflammation, redness, and tenderness may develop in the breast tissue, which can lead to pain.

Warning: This article is for informational purposes only and does not substitute for professional medical advice, diagnosis, or treatment. If you have any health questions or concerns, please consult your doctor or healthcare provider. This content is intended to provide general information and is not personalized to any individual’s specific health condition.

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