The recent term of Disorder of the autismspectrum makes clear that nowadays autism becomes more and more an all-embracing, even empty diagnosis. Beyond this problematic labeling, Psychoanalysis deals with the symptom of the subject as a particular solution for the problem of the desire and the enjoyment of the Other. The symptom of the child can be considered within the structural opposition formulated by Lacan: the symptom as a representation versus a realisation of the truth of the parents. In a case of a ten year old boy with autism a symptom is analyzed in terms of a pure materialisation of the object a. The psychoanalytic intervention, based on the technique of bricolage, attempt to make tolerable and accessible the pure signifier, full of enjoyment of the Other, for the subject.