Askin tumor of thoracopulmonary region in a child: Case report and literature review

• CT represents the essential imaging technique for Askin tumor's diagnosis.
• Chest Radiography is not a specific exam for Askin tumor.
• CT is a very useful tool in the differential diagnosis.
• MPR CT study can better demonstrate the tumor response to therapy.

Askin tumor is an uncommon malignant neoplasm of the thoracopulmonary region mainly occurring in children and adolescents. In this case, Computed Tomography (CT1) imaging features of Askin tumor and differential diagnosis criteria with others possible chest neoplasms are presented.