[Toxopachyosteose diaphisaire tibioperoniere (Weismann-Netter syndrome) (author's transl)].

A two-years-old male with toxopachyosteose diaphisaire tibioperoniere (Weismann-Netter syndrome) is presented. First observation of this syndrome in spanish publications. Basic signs of this syndrome: dwarfism with bilateral tibio-fibula incurvation and sclerosis, are remembered, as well as deafness like associated symptom. Radiologic signs to differentiate between others process, specially rickets and syphilis, with which it was for a long time confused, are remarked.