Figure 1From: Castleman’s disease and sarcoidosis, a rare association resulting in a “mixed” response: a case reportFluorodeoxyglucose positron emission tomography computed tomography scans. (A) Baseline images show lung and mediastinal disease. (B) Images after 5 months of treatment with siltuximab show a mixed response with improvement in lungs and worsening in mediastinum. (C) After 3.5 years of siltuximab combined with low maintenance doses of prednisone (2.5mg orally daily).Back to article page