06.09.2024 | Guideline
JSH practical guidelines for hematological malignancies, 2023: leukemia-3. Acute lymphoblastic leukemia/lymphoblastic lymphoma: ALL/LBL
verfasst von:
Yoshihiro Hatta, Koji Izutsu, Makoto Onizuka, Nobuaki Dobashi, Fumihiko Hayakawa, Etsuko Yamazaki
Erschienen in:
International Journal of Hematology
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Ausgabe 4/2024
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Excerpt
Acute lymphoblastic leukemia (ALL) and lymphoblastic lymphoma (LBL) are both neoplasms derived from lymphoid progenitor cells and are considered to be essentially the same disease. Patients with a high proportion of lymphoblasts in the bone marrow are considered to have ALL and patients with a predominant mass in the lymphoid tissues and little bone marrow involvement are considered to have LBL. The distinction between the two is not always clear, but ALL is typically diagnosed when the percentage of lymphoblasts in the bone marrow is 25% or higher. …