Clinical history

Case 33

56-year-old man with moderate dyspnea and history of myositis and urothelial tumor treated by surgery and chemotherapy.

Radiological images

Radiological findings

CT images

CT findings


TEP shows moderate uptake of the mass



Thymoma: most frequent mass of the anterior mediastinum > 40 years. Mass of 4 to 10 cm in diameter in general. 33% have calcifications. most project on one side (not median).
Presentation: asymptomatic, paraneoplastic syndrome: (Myasthenia Gravis, autoimmune myositis, aplasia of the red line, hypogammaglobulinemia).
Take home message of this case: the larger a mass the most difficult the precise anatomic origin.

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