CASE HISTORY / CLINIC:
37-year-old female who had undergone a radical strumectomy of a thyroid carcinoma three years earlier, followed by radioiodine therapy. Increasing dysphagia and incipient dyspnea for a few weeks now.


FINDINGS:
The right tonsil appears enlarged and contrast-enhancing in the CT scan of the oral cavity after contrast administration (upper image). The right pterygoid muscle shows an inhomogeneous contrast-enhancement and appears enlarged in the scan done at a more superior position.


DIAGNOSIS:
Metastasis of thyroid carcinoma


DIFFERENTIAL DIAGNOSIS:
Metastasis of a different origin.



Web resources:

1) Amersham Health
2) Medicine Worldwide
3) AWMF
4) Onkologie.de