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Anterior mediastinal mass - thymoma

Case contributed by Craig Hacking
Diagnosis certain

Presentation

Cough and weakness. Diplopia.

Patient Data

Age: 40 years
Gender: Male

Large left mediastinal mass obscuring the aortic contour. Lungs and pleural spaces are clear. Heart size normal. 

CT recommended to assess the anterior mediastinal mass.

Lobulated soft tissue mass measuring approx 9 x 5 x 6cm in the anterior mediastinum and extending to the left. No internal calcification or evidence of invasion into the mediastinal structures. No mediastinal or axillary lymphadenopathy.

No lung nodules are seen.  

Conclusion

Lobulated anterior mediastinal mass is consistent with thymoma.

Case Discussion

The patient was diagnosed with myasthenia gravis and underwent thymectomy which confirmed B3 thymoma. 

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