C91 - Lymphoid leukemia
C91.3 - Prolymphocytic leukemia of B-cell type
C91.30 - Prolymphocytic leukemia of B-cell type not having achieved remission
C91.31 - Prolymphocytic leukemia of B-cell type, in remission
C91.32 - Prolymphocytic leukemia of B-cell type, in relapse