The surgical removal of metastatic malignant disease of the thyroid gland from the anterior-superior mediastinum.
D006801:Humans; D008479:Mediastinal Neoplasms; D008482:Mediastinum; D009369:Neoplasms; D016609:Neoplasms, Second Primary; D013961:Thyroid Gland; D013964:Thyroid Neoplasms
MEDIASTINUM/neoplasms; THYROID GLAND/neoplasms