The blasts also crowd out the platelets, so if a person with ALL is cut, the bleeding does not stop as readily. They also bruise easier. Since the blasts are immature, non-functioning infection fighting cells, a person with ALL is easily susceptible to infection. Certain factors lend to higher and lower risk factors. These factors are used by the oncodocs to determine which direction the treatment will take.
Some factors count more than others.
James was in remission at day 7, and is still in remission. Leukemia Society of America. National Cancer Institute.