What are the main signs and symptoms of breast cancer?

    Last Updated: October 13, 2024

    Some symptoms of breast cancer include:[1]

    • A new lump or thickening in or around the breast or armpit (note that often breast lumps are found to be non-cancerous)
    • Pain in breast area or change in breast shape/size
    • Breast skin dimpling or puckering, or a nipple turned inward
    • Unusual nipple discharge (e.g. bloody, sudden, one sided) other than breast milk
    • Scaly, red, or swollen skin in the nipple area or the breast

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