| Encysted effusion may be confused with a mass lesion of the pleura, mediastinum, chest wall and lungs. |
| The inferior parathyroids descend into the mediastinum, then reascend to meet the inferior pole of the thyroid. |
| The tumor, which is often but not always associated with cystic lung lesions, may arise in pulmonary parenchyma, the mediastinum, and pleura. |
| The abscess may track down to the mediastinum to enter into the trachea, oesophagus or the pleural cavity. |
| The left main bronchus was exposed at the posterior mediastinum and separated from connective tissue. |
| Computed tomographic scan of the chest and abdomen revealed multiple enlarged nodes in the retroperitoneum, superior mediastinum, and axillae. |
