Secondary thyroid carcinomas - Case 11.Metastasis of an adenocarcinoma of the lung |
Clinical data: a 71-year-old man was referred for an evaluation of a suspected thyroid carcinoma. He suffered from progressive dyspnea for 3 months, and discovered a large nodule in the left lobe. Laryngology revealed palsy of the left recurrent nerve.
Palpation: a hard fixed mass in the left thyroid.
Functional state: euthyroidism with TSH-level 0.83 mIU/L.
Ultrasonography: an extremely large hypoechogenic nodule in the left thyroid with irregular borders.
Cytological diagnosis: carcinoma.
We performed wash-out technique. The thyroglobulin-determination of the remnant resulted in undetectable level.
Combined diagnosis: secondary carcinoma of the thyroid, probable a metastatic adenocarcinoma.
CT examination: a tumor in the left upper lobe of the lung.
The patient underwent perthoracal biopsy of the mass in the lung.
The biopsy of the lung: poorly differentiated adenocarcinoma cancer.