Ewing sarcoma

Case contributed by Hani M. Al Salam
Diagnosis probable


Two months history of dry cough, shortness of breath and weight loss (but no history of fever).

Patient Data

Age: 15 years
Gender: Female

Demonstrates complete opacification of the left hemithorax, with marked positive mass effect and shift of the mediastinum towards the right.

Chest / abdomen / pelvis


CT demonstrates a very large heterogeneous mass which appears to be confined to the chest, although the extra-pleural fat plane cannot be identified in some places.

Case Discussion

Tumor represents a Ewing sarcoma of the chest wall (formerly known as Askin tumor or pPNET) - see Ewing sarcoma family of tumors

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