Failure To Attain A Cr In Less Than 45 Weeks

Several clinical studies have identified the importance of time required to attain first remission as a significant prognostic factor in adult ALL.816

Table 13.1 Prognostic factors in

adult ALL identifying risk groups for treatment—


Prognostic factor


Good risk

Standard risk

Poor risk

Clinical age Presenting WBC Time to CR

S, 6-16

<30 years <30,000/ul_ <2-4 weeks

30-60 years old <30,000/ul_ 2-4 weeks

60 years

>30,000/ul_ (precursor B) >2-4 weeks


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