Stomach microbe exposure may be linked to more than 1 in 5 bowel cancer cases worldwide

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Add as preferred source Credit: MART PRODUCTION from Pexels Exposure to the stomach microbe Helicobacter pylori may be associated with more than 1 in 5 cases of colorectal cancer worldwide, suggests an exploratory risk-attribution study published in the journal eGastroenterology .

Those born in more recent decades may be at greater risk of the disease after exposure, the analysis suggests, and high-quality long-term studies are needed to determine whether eradication therapy with antibiotics significantly lowers colorectal cancer risk, the researchers conclude.

Colorectal cancer is the second-leading cause of cancer-related death. In 2022, there were nearly 2 million new cases and 900,000 deaths from the disease worldwide, the researchers note.