Calcified mediastinal lymph nodes in Hodgkin's disease.

Four new cases of calcified mediastinal lymph nodes in Hodgkin's Disease in children are reported. Calcifications appeared 13 months to 3 years 11 months following radiotherapy. One of the four cases continued to show a widened mediastinum despite remission. It is still to be determined if the presence of calcified mediastinal nodes in Hodgkin's disease represents a favourable prognostic sign.