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Fig. 1 | BMC Nephrology

Fig. 1

From: Refractory hypercalcemia due to an ectopic mediastinal parathyroid gland in a hemodialysis patient: a case report

Fig. 1

a A neck CT scan had revealed a 2.5*1.9 cm mass(arrow) in the upper region of anterior mediastinum; b A contrast-enhanced neck CT scan had displayed nodular mixed density; c Tc-99 m dual-phases parathyroid scan had detected a hyperfunctioning parathyroid gland(arrow) in the upper region of anterior mediastinum; d A video-assisted thoracoscopy had showed a smooth and nonulcerated nodular lesion(arrow) immediately below the normal mucosa

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