| UPDATED: 08:13, Thu, Mar 11, 2021
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Bowel cancer symptoms explained by Doctor Richard Roope Sign up to receive our rundown of the day s top stories direct to your inbox
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The small camera, know as colon capsule endoscopy, is a pill taken by patient which can take photographs inside the human body. It can help doctors diagnose a tumour within just five hours without the invasive nature of traditional colonoscopies.