Case contributed by Dr Hani Salam


Weight loss, feeling unwell.

Patient Data

Age: Adult
Gender: Male
Nuclear medicine


PET-CT: FDG avid anterior mediastinal mass. Thymoma in the differential.


Anterior mediastinal soft tissue opacity with loss of the normal retrosternal window.


Large anterior mediastinal mass is encasing and narrowing the left main pulmonary artery and left brachiocephalic vein. Mild compression of the SVC. No invasion of adjacent structures. Dilated left sided venous collaterals of the posterior chest wall consistent with partial obstruction of the left brachiocephalic vein. No nodal enlargement in the remainder of the mediastinum.

Unremarkable abdominal and pelvic appearances.

No suspicious bone lesions.

Case Discussion

CT and PET-CT demonstrate a histopathologically-confirmed thymoma.

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Case information

rID: 10587
Published: 23rd Aug 2010
Last edited: 13th Aug 2019
System: Chest
Inclusion in quiz mode: Included

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