Cytogenetic risk groupings applied to acute erythroid leukemia cases
| . | Favorable/good . | Intermediate . | Unfavorable/adverse . |
|---|---|---|---|
| United Kingdom Medical Research Council (Grimwade et al,15 1998) | t(8;21), t(15;17), inv(16) | Normal, +8, +21, +22, Del(7q), del(9q), abnormal 11q23, all others | −5, −7, del(5q), abnormal 3q, complex (≥ 5 abnormalities) |
| International Prognostic Scoring System (Greenberg et al,14 1997) | Normal, −Y del(5q), del(20q) | All others | Abnormal 7, complex (≥ 3 abnormalities) |
| . | Favorable/good . | Intermediate . | Unfavorable/adverse . |
|---|---|---|---|
| United Kingdom Medical Research Council (Grimwade et al,15 1998) | t(8;21), t(15;17), inv(16) | Normal, +8, +21, +22, Del(7q), del(9q), abnormal 11q23, all others | −5, −7, del(5q), abnormal 3q, complex (≥ 5 abnormalities) |
| International Prognostic Scoring System (Greenberg et al,14 1997) | Normal, −Y del(5q), del(20q) | All others | Abnormal 7, complex (≥ 3 abnormalities) |