DCIS Understood
Contact Us Donate
Donate

Archives: Month: July 2026

  • July 22, 2026

    How Wide Do Lumpectomy Margins Really Need to Be? A Major New Trial Weighs In

    If you’ve had a lumpectomy for DCIS, you probably remember waiting on your pathology report — and hoping for the words “clear margins.” Many patients also remember the follow-up conversation: what happens if the margin, the rim of healthy tissue around the removed tissue, comes back narrower than your surgeon would like? For years, the answer has often been a second surgery. A large new analysis of a major randomized trial suggests that answer may be due for a second look.

    Read more

  • July 7, 2026

    Obesity and DCIS: New Research Reveals a Different Path to Invasive Breast Cancer

    If you’ve been diagnosed with ductal carcinoma in situ (DCIS), you have likely encountered one of the most frustrating truths about this diagnosis: doctors still can’t say for certain whether your particular DCIS will stay put or eventually become invasive. That uncertainty drives real decisions — about surgery, radiation, hormone therapy — for the roughly 55,000 to 60,000 women diagnosed with DCIS in the U.S. each year. A new study about obesity and DCIS offers a promising piece of the puzzle.

    Read more