Parathyroid adenoma - ectopic

Case contributed by Andrew Lawson
Diagnosis almost certain


Mildly hyperparathyroid.

Patient Data

Age: 70 years
Gender: Male

Elongated ovoid mass in the upper posterior mediastinum in a right para-esophageal location at the T1/2 level, measuring 19 mm in superoinferior extent and 7.6 x 4.7 mm in the axial plane. This is compatible with an ectopic parathyroid adenoma.

Annotated image

Reference image.

Case Discussion

Normal thyroid, no parathyroid glands visualized in normal location.

Not identified prospectively. SPECT scan triggered review of initial CT.

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