[Chagas disease: when to think of it in France?]

The chronic Chagas disease, which is dumb in approximately 2/3 of the cases, is present from now on all the continents, with local prevalence which is a function of the age, the origin and the importance of the immigration from South and Central America. The European, North American, Japanese or Australian general practitioner can be thus confronted with this disease in a half-dozen of circumstances which we tried to define while calling back way the characteristic main things of the disease, the way it evolves, the laboratory tests which allow to detect it and the problems which puts its treatment.