Mediastinal Malignant Germ Cell Tumor Stage

**Semantic type:** Classification

**Definition:** A mediastinal malignant germ cell tumor stage defined according to the Pediatric Study Group classification criteria.

**Synonyms:** - Mediastinal Malignant Germ Cell Tumor Stage of the Pediatric Study Group - Thymic Malignant Germ Cell Tumor Stage - Thymic Malignant Germ Cell Tumor Stage of the Pediatric Study Group