[Aseptic femur head necrosis in Itsenko-Cushing disease].

The authors present a description of two observations over patients with aseptic necrosis of the heads of the femur in Itsenko-Cushing's disease. A short literature survey is given, and an opinion is put forward that not only osteoporosis, but also other factors (thrombosis, vasculitis, and others) underly the lesion pathogenesis.