Teratoma

 

This 11 year old Yemeni boy. He had upper respiratory tract infection.

Chest x-ray: Showed anterior mediastinal mass. P-A view, lateral view.

CT scan chest: Showed a mass of heterogeneous density  with areas of cystic degeneration and calcification.
        CT scan image

The lesion was removed completely. Operative specimen. It proved o be

    Teratoma