Dutch-trained Dr Robert Trossel is alleged to have told investigative journalist Barney Calman that cancer had "totally disappeared" in several patients after aqua tilis therapy.
Asked by Mr Calman what he thought his chances were, Dr Trossel replied a "good chance" – but he warned that some people had not been cured, the General Medical Council heard.
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Hide AdThe therapy involved sitting in a sauna filled with "antioxidant steam".