Table 1.

Cytogenetic classification.

SWOG Criteria27MRC criteria2: As for SWOG, except: -
Abbreviations: SWOG, Southwestern Oncology Group; MRC, Medical Research Council; abn, abnormalities of 
Favorable t(15;17) – with any other abnormality  
 inv(16)/t(16;16)/del(16q) – with any other abnormality  
 t(8;21) – without del(9q) or complex karyotype t(8;21) – with any other abnormality 
Intermediate +8, -Y, +6, del(12p) abn 11q23 
 normal karyotype del(9q), del(7q) – without other abnormalities 
  Complex karyotypes (≥ 3 abnormalities, but < 5 abnormalities) 
  All abnormalities of unknown prognostic significance 
Unfavorable -5/del(5q), -7/del(7q),  
 t(8;21) with del(9q) or complex karyotype  
 inv(3q), abn 11q23, 20q,  
 21q, del(9q), t(6;9)  
 t(9;22), abn 17p,  
 Complex karyotypes (≥ 3 abnormalities) Complex karyotypes (≥ 5 abnormalities) 
Unknown All other clonal chromosomal aberrations with fewer than 3 abnormalities  
SWOG Criteria27MRC criteria2: As for SWOG, except: -
Abbreviations: SWOG, Southwestern Oncology Group; MRC, Medical Research Council; abn, abnormalities of 
Favorable t(15;17) – with any other abnormality  
 inv(16)/t(16;16)/del(16q) – with any other abnormality  
 t(8;21) – without del(9q) or complex karyotype t(8;21) – with any other abnormality 
Intermediate +8, -Y, +6, del(12p) abn 11q23 
 normal karyotype del(9q), del(7q) – without other abnormalities 
  Complex karyotypes (≥ 3 abnormalities, but < 5 abnormalities) 
  All abnormalities of unknown prognostic significance 
Unfavorable -5/del(5q), -7/del(7q),  
 t(8;21) with del(9q) or complex karyotype  
 inv(3q), abn 11q23, 20q,  
 21q, del(9q), t(6;9)  
 t(9;22), abn 17p,  
 Complex karyotypes (≥ 3 abnormalities) Complex karyotypes (≥ 5 abnormalities) 
Unknown All other clonal chromosomal aberrations with fewer than 3 abnormalities  
Close Modal

or Create an Account

Close Modal
Close Modal