Colorectal cancer: screening may need to change given rising incidence in under 50s

Screening guidelines may need to be reviewed if the incidence of colorectal cancer continues to increase in adults aged under 50, researchers have warned.1 For now, however, research should focus on what’s causing the increase, they say, as the number of new cases among younger people is still low.

Their study, published in Gut, analysed data on age related colorectal cancer incidence and mortality between 1990 and 2016 from European national and regional cancer registries. It found that the incidence of colon cancer in 20-29 year olds rose by 2.7% a year …