Professor John Gruzelier, from Imperial College London at Charing Cross Hospital said further study is needed.

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Mrs Benn passed away on Wednesday in Charing Cross hospital, London, aged 74.

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But that does not seem to be what happens according to his surgeon, Mr Ahmed Ahmed, at London's Charing Cross Hospital.

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It will mean Charing Cross Hospital can still treat some emergency patients but the most complicated cases, including blue light emergencies, will go to other hospitals.

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Doctors at Charing Cross Hospital in London recommended gastric bypass surgery to Steven, as a result, and he went under the knife at the Imperial Weight Centre.

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The service is based at Charing Cross Hospital, Hammersmith.

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The college is looking at proposals to shed staff as a result of the merger between Imperial College, St Mary's Hospital Medical School, Charing Cross and Westminster Medical School and the Royal Postgraduate Medical School, Hammersmith.

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