Kawasaki disease is a not uncommon and probably underdiagnosed paediatric vasculitis. The incidence of the disease in the United Kingdom, as in other countries, seems to be increasing.1 Kawasaki disease often enters the differential of febrile childhoodillnesses, and this case shows the difficulties of making a timely diagnosis. Early recognition iscritical; Kawasaki disease is the commonest cause of acquired heart disease in children, with about one third of untreated children developing coronary artery damage with a short term increased risk of death and serious long term sequelae. Prompt treatment within the first 10 days prevents overt coronary damage in most cases.2 …