Awkwardness motorboats can happen, although they are usually quite light, but they can contribute to the rejection on the part of the partners and to the social isolation. In this disorder there are frequent the symptoms of hyperactivity and inattention and often it is associated with a depressive disorder.

In contrast with the autistic disorder, shortcomings do not happen in the language, although there can be affected any subtler aspects of the social communication, like the typical exchange of a conversation. Also in the first three years of life important debts do not exist as soon as the expression of the curiosity for the ambience or the acquisition of skills of learning and adaptive conducts adapted for the age.