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Table 5 Discordant results, abnormality in the trophectoderm was unrelated with the parental chromosomal rearrangement (N = 7)

From: Re-analysis of whole blastocysts after trophectoderm biopsy indicated chromosome aneuploidy

Embryo number

Gardner grade

Primary chromosomal rearrangement

First analysis of trophectoderm cell

Re-analysis of whole blastocysts

19

IVBB

46,XX,inv(4)(p12q21.1)

mos del(3)(60%)

del(3)(q28)

32

IVBA

46,XX,t(3;7)(q27;q22)

dup(16)(p13.11)

46,XN

40

IIIAA

46,XY,inv(20)(p12q13.1)

mos dup(7)(50%) , mos dup(10)(60%), del(22)

del(22)

41

IVBC

46,XY,inv(20)(p12q13.1)

mos del (7)(q31.1)(50%), dup tetra(7)(q36.1)

mos del (7)(q21q22)(50%), del(7)(q36.1)

49

VBB

45,XX,psu dic(15;22)(q12;q11.2)

dup(20)(q11.23)

46,XN

50

IVBB

45,XX,psu dic(15;22)(q12;q11.2)

del(4)

del(4)(q28.1)

53

VBC

45,XX,psu dic(15;22)(q12;q11.2)

mos dup(2)(p21)(40%), mos dup(6)(70%)

dup(6)

  1. Discordant results are in italics