Mediastinal Germ Cell Tumor T3 TNM Finding

**Semantic type:** Finding

**Definition:** Mediastinal germ cell tumor invading into neighboring structures, such as pericardium, mediastinal pleura, thoracic wall, great vessels and lung. (WHO Classification of Tumors of the Lung, Pleura, Thymus and Heart, 2015)

**Synonyms:** - Thymic Germ Cell Tumor T3 TNM Finding