Table 1.

Recurrent cytogenetic changes in myeloma

Common cytogenetic alterations
Hyperdiploidy:	50–60%
t(4:14):	15%
t(11;14):	20%
t(14;16):	3%
t(14;20):	1%
del; 13 or 13q:	45%
del 17p :	8%
Recently identified alterations
1q+ :	35%
1p−:	30%
5q+:	50%
12p−:	10%