Around 3 million people in the UK are thought to have missed out on cancer screening since the end of March, a report has revealed.
The coronavirus outbreak has triggered restrictions that leave many GPs only able to see patients with urgent symptoms.
Routine cancer screenings like smear tests, mammograms and bowel assessments were therefore put on hold, however, the programmes are beginning to restart.
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A report by Cancer Research UK has revealed more than 350,000 people who would normally be urgently referred to hospital with suspected cancer symptoms missed out on that service, allowing their disease to become more advanced and difficult to treat.
While referrals have been steadily improving since April, they remain below pre-lockdown levels, leaving experts worried the restrictions that ward off the coronavirus may trigger a cancer crisis.