7 Breast Cancer Symptoms Women Should Know About

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October is Breast Cancer Awareness Month, and it’s a good time to learn what to look for. Breast cancer is the most common cancer among women in the United States, and about 1 in 8 women will be diagnosed in her lifetime. The encouraging news is that when breast cancer is found early, it is often easier to treat and outcomes are better. Knowing what is normal for your body helps you notice changes sooner. Here are the seven breast cancer symptoms every woman should know about, and what to do if you notice one.

1. A New Lump or Thickened Area in the Breast

A new lump or a hard, thickened area is the best-known sign of breast cancer. Cancerous lumps are often painless, firm, and irregular in shape, but they can also feel soft or round. A lump can show up in the breast tissue itself or near the collarbone.

Most breast lumps turn out to be benign, such as cysts or fibroadenomas. You still can’t tell by feel alone, so any new lump should be checked by a doctor.

2. Swelling in All or Part of the Breast

Your breast may swell or look larger even if you can’t feel a distinct lump. A breast that suddenly looks or feels heavier, fuller, or different from the other side deserves attention.

3. Changes in Breast Size or Shape

Many women have breasts that are slightly different sizes. A new change is what matters, such as one breast becoming noticeably larger, lower, or differently shaped. Look in the mirror with your arms at your sides and then raised overhead.

4. Skin Changes: Dimpling, Redness, or Scaling

Changes to the skin of the breast can be an early warning sign. Watch for:

  • Dimpling or puckering that looks like an orange peel
  • Redness, warmth, or a rash-like appearance
  • Scaly, flaky, or thickened skin on the breast or nipple

Persistent redness and swelling can sometimes signal inflammatory breast cancer, a less common but fast-moving form that can look like an infection. If redness doesn’t improve quickly, don’t wait.

5. Nipple Changes: Inversion or Pulling Inward

A nipple that suddenly turns inward (when it normally points outward), or changes in its direction or position, can be a sign of an underlying problem. Scaling, crusting, or itching of the nipple and the dark area around it should also be evaluated.

6. Nipple Discharge

Discharge that is not breast milk, especially if it is bloody, happens without squeezing, or comes from only one breast, should be checked. Many causes of nipple discharge are not cancer, but it is always worth having a doctor take a look.

7. Swelling or a Lump Under the Arm

Breast tissue extends toward the armpit, and breast cancer can spread to the lymph nodes there. A lump or swelling under your arm or near your collarbone can appear even before a breast lump is felt.

What About Breast Pain?

Breast pain is common and is usually linked to hormonal changes, not cancer. Persistent pain in one spot that doesn’t go away, however, is worth mentioning to your doctor.

When Should You See a Doctor?

Make an appointment if you notice any of the symptoms above, especially if the change is new, lasts longer than a few weeks, or only affects one breast. Don’t wait for your next annual exam. Seeing a doctor early gives you answers, and in most cases the cause turns out to be harmless.

At Flower Mound Family Physicians, our team provides women’s healthcare services including clinical breast exams, well-woman visits, and age-appropriate screening referrals. If something needs further evaluation, we’ll coordinate your imaging and next steps. You can learn more about our physicians, Dr. Nazia Malick and Dr. Li Wan, on our providers page.

Why Regular Screening Matters

Many breast cancers cause no symptoms at all in the early stages. That is why screening is so important. Guidelines from groups like the American Cancer Society and the U.S. Preventive Services Task Force recommend that women begin regular mammograms in their 40s, with the exact timing and frequency depending on age and individual risk factors.

Your risk may be higher if you have:

  • A family history of breast or ovarian cancer
  • A known BRCA1 or BRCA2 gene mutation
  • Dense breast tissue
  • A personal history of breast conditions or prior chest radiation

Your doctor can help you decide when to start screening and how often. This is part of the preventive care we focus on during your routine health services and annual physical. Women’s health is connected, too. Read our guide to ovarian cancer warning signs to learn about other symptoms women shouldn’t ignore.

Frequently Asked Questions

Is a breast lump always cancer?
No. Most breast lumps are benign, but only a medical evaluation can tell the difference.
Yes. It is much less common, but men can develop breast cancer and should report any lump or nipple changes to a doctor.
Yes. Skin changes, nipple changes, swelling, or underarm lumps can occur without a distinct breast lump.
Requirements vary by imaging center and insurance plan. Our team can order your screening and help you coordinate the appointment.
Most guidelines recommend starting in your 40s. Talk with your doctor about the right timing for you based on your personal and family history.

Schedule Your Breast Exam in Flower Mound

Noticed a change, or overdue for your well-woman exam? Don’t wait. Early detection saves lives.

Book an appointment with Flower Mound Family Physicians today, or call 972-539-4875. We welcome new patients from Flower Mound, Lewisville, and the surrounding communities, and we offer same-day appointments when possible.

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