Inconclusive chromosomal assessment after blastocyst biopsy: prevalence, causative factors and outcomes after re-biopsy and re-vitrification. A multicenter experience

Can a second round of biopsy, vitrification and chromosomal testing provide a valid diagnosis where the first attempt fails?The risk of inconclusive chromosomal-assessment after trophectoderm biopsy was 2.5% but a further biopsy and vitrification-warming appeared not to impair the competence of euploid blastocysts.The increasing implementation of multicell trophectoderm biopsy has significantly reduced the risk of inconclusive diagnosis after...