Details of twenty cases with t(9;22) and with del/der(9) including <italic>ABL1</italic>, <italic>BCR</italic>, and <italic>ABL1-BCR</italic> deletions.
Abbreviations: 1A, Deletion of ABL1; 2A, Deletion of BCR; 3A, Deletion of ABL1-BCR; F, female; M, male; NCD, No cell in division.