case_images: PMC6444067_01
case_images: Tc-99m-MIBI scintigraphy detected an ectopic adenoma located in the lower anterior mediastinum, on the left of the median line.
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case_images: Additional Tc-99m-MIBI scintigraphy followed, which detected an ectopic adenoma located in the lower anterior mediastinum, on the left of the median line (Fig. 1).
case_images: The operative field-meticulous view of the lower anterior mediastinum (a: aberrant mediastinal adenoma/ b: pericardiac sac).
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case_images: Indeed, the mediastinal mass was detected on the left of the median line, at the anterior mediastinum, in front of the anterior surface of the pericardium and close to the left pericardiophrenic vessels and the left phrenic nerve (Fig. 2).
case_images: Gentle excision of the mediastinal adenoma from the thoracic cavity (a: parathyroid adenoma).
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case_images: When surgeons removed the capsule, a dark red mass of 7 x 2.8 x 1 cm was finally revealed (Fig. 3).