C91 - Lymphoid leukemia
C91.A - Mature B-cell leukemia Burkitt-type
Excludes 1:
-Burkitt lymphoma C83.7-)
C91.A0 - Mature B-cell leukemia Burkitt-type not having achieved remission
C91.A1 - Mature B-cell leukemia Burkitt-type, in remission
C91.A2 - Mature B-cell leukemia Burkitt-type, in relapse