The amazing cancer team who’ve kept me alive for 16 years
- Posted on January 7, 2026
- By The Times
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The amazing cancer team who’ve kept me alive for 16 years

When doctors told Sean O’Neill he had chronic lymphocytic leukaemia, a blood cancer usually found in much older men, he feared the worst. Sixteen years on, he’s cancer-free — thanks to a remarkable group of experts at the Royal Marsden hospital