CTICasesEctopic Parathyroid Carcinoma
Imaging findings
Neck and chest CTs demonstrate a rapidly growing, heterogeneous, 4 cm infiltrative mass inferior to the left thyroid lobe, with associated mediastinal fat stranding and pleural effusions. Pathological resection confirmed parathyroid carcinoma.
Key takeaways
Parathyroid carcinoma is a rare malignancy that causes severe hyperparathyroidism. It typically presents as a large, lobulated, and infiltrative neck or superior mediastinal mass that can bleed or mimic mediastinitis.
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