Clinical Trial: Clinical and Biological Cohort Study of EBV-Positive T/NK-Cell Lymphoproliferative Diseases

U.S., July 28 -- ClinicalTrials.gov registry received information related to the study (NCT07727083) titled 'Clinical and Biological Cohort Study of EBV-Positive T/NK-Cell Lymphoproliferative Diseases' on July 19.

Brief Summary: This is a multicenter, non-interventional, ambidirectional cohort study of Epstein-Barr virus-positive T/NK-cell lymphoproliferative diseases. The study consists of a retrospective clinical cohort of 500 consecutively diagnosed patients with extranodal NK/T-cell lymphoma and a prospective clinical-biological cohort of 1,000 newly diagnosed patients with extranodal NK/T-cell lymphoma, aggressive NK-cell leukemia, systemic chronic active Epstein-Barr virus disease of T/NK-cell type, or Epstein-Barr virus-positive nod...