2). Our differential diagnoses were either a thymic lymphoma or a thymoma. We then submitted formalin-fixed tissue of the mediastinal mass to the University of Missouri Research Animal Diagnostic ...

The histologic appearance was considered most compatible with a diagnosis of thymoma. However, the differential diagnosis was fairly broad and included lymphoma, medullary thyroid carcinoma ...

A diagnosis of ectopic intrathyroidal thymoma was made only after appropriate histopathologic assessment of the surgical specimen. A 39-year-old japanese woman was referred for evaluation of left ...