T Lymphoblastic Lymphoma

**Semantic type:** Neoplastic Process

**Definition:** 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)

**Synonyms:** - Precur. T-lymphoblastic lymphoma - Precursor T Lymphoblastic Lymphoma - Precursor T-Cell Lymphoblastic Lymphoma - Precursor T-Lymphoblastic Lymphoma - Precursor T-cell lymphoblastic lymphoma - Precursor T-lymphoblastic lymphoma - T-Lymphoblastic Lymphoma - T-lymphoblastic lymphoma - precursor T-lymphoblastic lymphoma