Some of the drawbacks of PGT are:nnThere is a significant increase in cost. Some patients may have to undergo more than one cycle of IVF to get a normal embryo for transfer.nFurther, you will not be able to undergo fresh embryo transfer as the embryos are frozen while the test is performed.nAlso, there are chances of damaging the embryo during the biopsy.nAlthough rare, the result may be inaccurate.