title: Introduction: Preimplantation genetic screening is alive and very well.
abstract: Aneuploidy screening of all chromosomes (preimplantation genetic screening) at each stage of embryo development, the techniques available, and the advantages and disadvantages of each technique are reviewed.
authors.affiliation: Reproductive Partners Medical Group, Redondo Beach, California 90277, USA. drmeldrum@gmail.com
authors.forename: David R
authors.initials: DR
authors.lastname: Meldrum
mesh_terms: D001706:Biopsy / Q000009:adverse effects / Q000706:statistics & numerical data; D001755:Blastocyst / Q000473:pathology; D004624:Embryo Transfer / Q000379:methods; D005260:Female; D005307:Fertilization in Vitro / Q000009:adverse effects / Q000379:methods / Q000706:statistics & numerical data; D005820:Genetic Testing / Q000379:methods / Q000639:trends*; D006801:Humans; D011247:Pregnancy; D018873:Pregnancy Rate / Q000639:trends; D011272:Pregnancy, Multiple / Q000706:statistics & numerical data; D019836:Preimplantation Diagnosis / Q000379:methods / Q000639:trends*; D011296:Prenatal Diagnosis / Q000379:methods* / Q000639:trends
keywords: PGS; Preimplantation genetic screening; comprehensive chromosome screening; embryo biopsy