Table 1 Clinical and genetic characteristics of the nine cases.

From: Ectopia associated MN1 fusions and aberrant activation in myeloid neoplasms with t(12;22)(p13;q12)

 

Sex

Age

Diagnosis

Karyotype

Gene mutation

Gene fusion

MN1%

P1

Female

49

AML-M5

46,XX,t(12;22)(p13;q12)[22]

RUNX1 R166Sfs*46

ASXL2 L629Pfs*142

–

387.63

P2

Male

46

AML-M5

49,XY, + 8,t(12;22)(p13;q12), + 21, + der(22), t(12;22)(p13;q13)[20]/50,idem, + 18[1]

NA

MN1-ETV6; ETV6-MN1 type I

15.76

P3

Male

59

MDS-EB-2

46,XY,t(12;22)(p13;q12)[7]/46,XY[20]

IDH1 R132H

IDH2 R140Q

SRSF2 P95R

–

337.75

P4

Female

45

AML-M2

46,XX,t(12;22)(p13;q12)[21]

DNMT3A R882H

FLT3-ITD

–

1101.50

P5

Male

11

MPAL myeloid/T

47,X,add(Y)(p11.2),t(4;7)(q31.3;q36), + 8, t(12;22)(p13;q12)[17]/47,idem,del(11)(q23)[2]/47,idem,t(10;13)(p11.2;q14)[1]

–

MN1-ETV6; ETV6-MN1 type I

55.54

P6

Male

4

AML-M5

47,XY, + 8,t(12;22)(p13;q12)[1]/47,idem,der(1)t(1;13)(p32;q12),add(2)(p21),add(9)(q13),add(13)(q12)[1]/46,idem,der(1)t(1;13)(p32;q12),add(2)(p21),−8,add(9)(q13),add(13)(q12) [18]/46,XY[1]

–

MN1-ETV6; ETV6-MN1 type I

59.87

P7

Male

19

MPAL myeloid/T

47,XY, + 8,t(12;22)(p13;q12)[14]/46,XY[6]

NRAS G13V WT1 R462W

MN1-ETV6; ETV6-MN1 type I

33.50

P8

Male

60

CMML

47,XY, + 8,t(12;22)(p13;q12),del(20)(q11.2)[20]

U2AF1 S34Y

MN1-ETV6; ETV6-MN1 type I

7.61

P9

Female

41

MDS-AML

46,XX,add(1)(p36.3),t(12;17;22)(p13;q21;q12)[10]/46,XX[12]

NA

MN1-STAT3 exon 1-exon 22

13.28

  1. AML acute myeloid leukemia, CMML chronic myelomonocytic leukemia, MDS myelodysplastic syndrome, MDS-EB-2 MDS with excess blasts type 2, MPAL mixed-phenotype acute leukemia, MN1% MN1 gene mRNA expression, NA not available