Table 1 Clinical characteristics of patients

Total

20

7

15

 Male

12

2

12

 Female

8

5

3

Range of age (years)

32–75

54–72

38–76

ISS

 Stage I

4

 Stage II

1

 Stage III

13

Type of monoclonal component

 IgG, κ

10

3

 IgG, λ

1

2

 IgA

2

1

 Light chain

7

1

 Non-secretory

0

β2 microglobulin

5.8

Median number of prior regimens

2

Auto HSCT

3

Prior bortezomib

14

Prior lenalidomide

9

Prior thalidomide

2