细胞学调查结果显示，该有芒株为添加额外染色体的变异株。
Cytological investigation showed that this awned plant was a variation with extra chromosomes.
结论CML病程中继发额外染色体异常无克隆性特征，但可预示CML疾病的恶化，经过凶险，预后不良。
Conclusion Secondary additional chromosomal aberrations have no clonally feature, but it predicts CML deteriorate and a poor prognosis.
结论CML病程中继发额外染色体异常无克隆性特征，但可预示CML疾病的恶化，经过凶险，预后不良。
Conclusion Secondary additional chromosomal aberrations have no clonally feature, but it predicts CML deteriorate and a poor prognosis.
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