Swelling of lymph nodes within the mediastinum, the central compartment of the thoracic cavities that contains the heart and the great vessels, the esophagus, and trachea and other structures including lymph nodes. [ https://orcid.org/0000-0002-0736-9199 ]
Synonyms: Swollen lymph nodes in centre of chest Swollen lymph nodes in center of chest
This is just here as a test because I lose it