Occult Papillary Thyroid Carcinoma Presenting as a Huge Mediastinal Cystic Metastasis

Jay Key Chekar, Sang-Yun Song, Kook-Ju Na, Byoung-Hee Ahn, Sang-Gi Oh, In-Seok Jeong, Min-Ho Park
2010 Korean Journal of Thoracic and Cardiovascular Surgery  
The initial presentation of distant metastases in patients with papillary thyroid carcinoma is quite rare. Most distant metastases are solid nodular lesions. A 67-year-old man who complained of severe dyspnea underwent surgery due to a large mediastinal cystic mass compressing the trachea and great vessels. Pathologically, the cystic mass was a metastatic thyroid papillary carcinoma. The thyroid evaluations were compatible with a well differentiated thyroid carcinoma. An occult thyroid
more » ... lt thyroid carcinoma presenting as a large mediastinal cystic lesion is extremely rare. (Korean J Thorac Cardiovasc Surg 2010;43:113-116)
doi:10.5090/kjtcs.2010.43.1.113 fatcat:zzgn4b42cbfpher2jok32ngji4