Objective: To review the application of fluorescence in situ hybridi zation (FISH) in preimplantation genetic diagnosis(PGD) for the patients with ch romosome abnormalities.

• 目的:初步探索应用荧光原位杂交(FISH)技术为染色体异常患者进行胚胎植入前遗传诊断(PGD)。