Figure 1From: Gamma probe-assisted excision of an ectopic parathyroid adenoma located within the thymus: case report and review of the literature Thyroid-parathyroid sestamibi scan image of an ectopic parathyroid adenoma. A thyroid-parathyroid sestamibi scan image showing an ectopic parathyroid adenoma below the lower pole of the thyroid gland, in a possible intrathoracic position.Back to article page