Case contributed by Paresh K Desai
Diagnosis almost certain


Abdominal pain.

Patient Data

Age: 40 years
Gender: Male

Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.


CT reveals a confluent mass which is encasing the abdominal aorta and its branches. These images two classic signs of lymphoma.

Case Discussion

The "sandwich sign" refers to sandwiching of vessels by lymphoma and not narrowing them.

The other sign is the "floating aorta" sign - the aorta is lifted away from the vertebral column by the lymphoma mass.

Final diagnosis: Lymphoma (Hodgkins)

Special thank to Dr Kapil Naik, Radiologist GOA, INDIA

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.