NCIt 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);
Alternative definition : NCI-GLOSS: A type of non-Hodgkin lymphoma in which too many T-cell lymphoblasts (immature
white blood cells) are found in the lymph nodes and spleen. It is most common in young
men.;
Neoplastic status : Malignant;
ICD-O code : 9729/3;
Codes from synonyms : 10036545; CDR0000509758; CDR0000509757;