[Hyperergic collagenoses. Clinical aspects, differential diagnosis and therapy (author's transl)].

On the basis of inpatient and outpatient observations of the longterm course in 44 patients with erythematodes disseminatus, 8 with periarteritis nodosa, 4 with Wegener's granulomatosis, 5 with dermatomyositis, 3 with giant cell arteritis and 9 with scleroderma the pathogenesis, differential diagnosis and therapy of these diseases is discussed. The differential diagnosis and longterm supervision being dealt with particularly thoroughly. Early recognition of the disease episodes and appropriate therapeutic action in the shape of increased doses of prednisolone are important. Additional cytostatics were given if the kidney was involved.