To detect P53 mutation and protein expression in gestational trophoblastic disease (GTD) and to look for relations between P53 and clinical prognostic factors of gestational trophoblastic tumor (GTT).

• 摘要目的：检测妊娠滋养细胞疾病P53基因突变及蛋白表达，探讨P53基因在妊娠滋养细胞疾病发生、发展中的作用及其与临床预后的关系。