lymphoblastic lymphoma T lymphoblastic leukemia/lymphoma T-cell non-Hodgkin lymphoma T-lymphoblastic lymphoma MONDO:0044917 precursor T-cell Lymphoblastic lymphoma T-Lymphoblastic lymphoma SCTID:421246008 precursor T-lymphoblastic lymphoma precursor T-Lymphoblastic lymphoma The most frequent type of lymphoblastic lymphoma. It comprises approximately 85-90% of cases. It is more frequently seen in adolescent males. It frequently presents with a mass lesion in the mediastinum. Pleural effusions are common. (WHO, 2001) precursor T Lymphoblastic lymphoma UMLS:C1292758 NCIT:C6919 GARD:0025922 T-lymphoblastic lymphoma NANDO:2200023 MEDGEN:266232 Precur. T-lymphoblastic lymphoma T Lymphoblastic lymphoma