600012000660013200660013200720014400
5T/box(Ⅰ-01)10T/box(Ⅰ-02)5T/box(Ⅱ-01)10T/box(Ⅱ-02)5T/box(Ⅲ-01)10T/box(Ⅲ-02)5T/box(Ⅳ-01)10T/box (IV-02)

600012000660013200660013200720014400
5T/box(Ⅰ-01)10T/box(Ⅰ-02)5T/box(Ⅱ-01)10T/box(Ⅱ-02)5T/box(Ⅲ-01)10T/box(Ⅲ-02)5T/box(Ⅳ-01)10T/box (IV-02)
Chromosome number and long and short arm testing
Detection of hyperdiploidy, involving chromosomes 4/10/17 has a relatively good prognosis.
Acute Lymphoblastic Leukemia
Hyperdiploidy (>50 chromosomes) accounts for 25% of B-cell ALL in children (the most common chromosomal abnormality), but only 7% of adult ALL.