| Anterior compartment | Middle compartment | Posterior compartment |
Thymus
- Thymoma
- Thymic cyst
- Thymic hyperplasia
- Thymic carcinoma
| Bronchogenic cyst | Neurogenic tumors
- Neurofibroma
- Neurilemmoma
- Neurosarcoma
- Ganglioneuroma
- Ganglioneuroblastoma
- Neuroblastoma
- Chemodectoma
- Pheochromocytoma
|
| Lymphoma | Pericardial cyst | Meningoceles |
Germ cell tumor
- Teratoma/dermoid cyst
- Seminoma
-
Non-seminoma - Yolk sac tumor - Embryonal carcinoma - Choriocarcinoma | Lymphadenopathy
- Lymphoma
- Sarcoid
- Metastatic lung cancer
| Thoracic spine lesions (eg, Pott's disease) |
Intrathoracic thyroid
- Substernal goiter
- Ectopic thyroid tissue
| Enteric cyst | |
| Parathyroid adenoma | Esophageal tumors | |
| Hemangioma | Vascular masses and enlargement | |
| Lipoma | | |
| Liposarcoma | | |
| Fibroma | | |
| Fibrosarcoma | | |
| Foramen of Morgagni hernia | | |
