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Why does hepatitis B, which can lead to liver cancer, often go undetected, even though tests exist?

More than 250 million people live with chronic hepatitis B, making it the most common chronic infection worldwide.1 Despite effective tools to prevent transmission, diagnosis, and treatment, hepatitis B is the leading cause of liver cancer globally, with two people dying every minute and little change in hepatitis B mortality in the past 20 years.1 Globally, only 13% of people with hepatitis B are aware of their infection and access to treatment and care is scarce, particularly in low-income and middle-income countries.

Undiagnosed hepatitis B and C is driving a global health crisis, contributing to more than a million deaths each year from cancer and other liver diseases.1 Globally, only 13% of people living with ch...