https://ana.ir/en/news/11135/simple-blood-test-could-detect-cancer-at-stage-zero2026-07-29T17:06:43+03:30Simple blood test could detect cancer at “Stage Zero”ana.pressenhttps://ana.ir/media/2b53e710ZTp3ZWJwfGY6MTE3MzIyNC5qcGd8ZnVpOjgwNzgzfGw6ZW58djox.webpSimple blood test could detect cancer at “Stage Zero”(Tehran Ana)- A new blood test may identify cancer at “stage zero,” years before tumors can be detected by conventional imaging.