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acute lymphoblastic leukemia, L1
Epidemiology:
- ~85% cases of ALL in children are L1
Pathology:
morphologic classification:
- small uniform cells
- scanty cytoplasm, moderately basophilic
- regular nuclei, inconspicuous nucleoli.
Management:
- Distinction of L1, L2 & L3 not relevant to therapy.
Related
chromosomal translocation t9q34.1:22q11 (Philadelphia chromosome; bcr/abl)
PCR/in-situ hybridization for acute lymphoblastic leukemia
General
acute lymphoblastic leukemia (ALL)
References
- Jobbour EJ et al
Adult acute lymphoblastic leukemia,
Mayo Clin Proc 80(11):1517, 2005
PMID: 16295033