Lisa on Instagram: "Embryo biopsy for the purpose of PGT (preimplantation genetic testing) is a lab procedure that not all IVF labs offer. There are pros & cons to using PGT, and it all depends on personal circumstances and medical history. PGT as a technique has also evolved over the years, from taking a single cell at 8-cell stage and using FISH (fluorescence in situ hybridization), to modern day blastocyst biopsy (~5 cells) and using NGS (next gen sequencing) to accurately determine genetic r