Figure 20. Hyperplastic thymus. Delayed-phase scintigram shows a left inferior parathyroid adenoma (solid arrow) and a mediastinal focus of increased activity (open arrow), which was shown to represent thymic hyperplasia at surgery.
Figure 20. Hyperplastic thymus. Delayed-phase scintigram shows a left inferior parathyroid adenoma (solid arrow) and a mediastinal focus of increased activity (open arrow), which was shown to represent thymic hyperplasia at surgery.