StaffordshireLive. Medics found he had suffered kidney failure, which caused the cardiac arrest - something often seen in drug addicts, but Sean did not take drugs.At one point, Sean was so poorly that his family were told that they should consider turning off his life support machine.Knowing Sean was a fighter, they refused - and he has since made amazing progress.Eventually, doctors discovered he had an underlying, undetected health condition with too much potassium in his blood which caused his kidneys to fail.They told the family they would have expected him not to have been able to walk, talk and to have collapsed continually in the lead up to the cardiac arrest - none of which happened to Sean.Doctors also told the family he may never.
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