[Centrifugal annular erythema and African trypanosomiasis. Trypanid ].

The skin symptoms of trypanosomiasis in children are reviewed following report of one case of African trypanosomiasis (T. Gambiense). Trypanids, existing in 10-20% of patients during blood and lymphatic dissemination, appear are transient centrifugal annular erythemas made of few elements located on the trunk and roots of arms and thighs. Centrifugal annular erythema in a context of severe infections disease in a exposed subject coming from and endemic zone constitutes a characteristic diagnostic element.