Protein test can detect 18 early stage cancers, scientists say

US biotech firm designs cheaper, less invasive multi-cancer screening test it says could be gamechanger'

Scientists have developed a simple test that can identify 18 early-stage cancers that experts say could represent a medical gamechanger".

Cancer accounts for one in every six deaths worldwide, but early detection can significantly improve outcomes. Existing screening tests have drawbacks, including invasiveness, cost and low levels of accuracy for early stage disease.