
Screening is more than early detection. It improves survival in stage IV breast cancer.
For years, mammography has been discussed mainly as a way to detect cancer early. New research in the Journal of the National Cancer Institute shows its impact reaches much further than that.
A study of more than 817,000 women in Denmark found a dramatic difference in five‑year net survival for women diagnosed with Stage IV breast cancer:
→ Screen-detected: 74.7%
→ Never-screened: 32.4%
This gap is not explained by lead‑time bias. Screen‑detected Stage IV cancers were more likely to be oligometastatic and far more likely to be treated surgically.
67% of screen‑detected cases were candidates for surgery, compared with 23% percent in women who were never screened.
Screening doesn’t just find cancer earlier. It changes the clinical trajectory of advanced disease and expands what is treatable, even at Stage IV.
As pressure on radiologists and technologists continues to increase, AI plays a growing role in supporting accuracy and consistency. These are the foundations that make life‑saving interventions possible.
🔗 Read the full study: pubmed.ncbi.nlm.nih.gov/41707694/
#breastcancer #cancer #mammography #breastscreening #Lunit

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