[Dermatomyositis and malignancy of the pharynx (report of 3 cases)].

Three patients with dermatomyositis are reported, two of them had suffered from carcinoma of the nasopharynx and the last one suffered tonsillar carcinoma. The diagnosis the therapy, the prognosis and the relationship between dermatomyositis and malignancy were discussed in detail in this paper. The author emphasised that careful examination of the nose and pharynx would be very important for the patient with dermatomyositis.