According to the Féderation Internationale de Gynécologie et d’Obstétrique (FIGO) cancer<unk>  system, there are 4 stages of<unk><unk><unk>  (GTN).
Gestational trophoblastic neoplasia staging
Gestational trophoblastic neoplasia classification
Prenatal diagnosis
Fetal screening
Endometrial hyperplasia classification
Gestational diabetes classification
Seminoma screening
Gestational trophoblastic neoplasia laboratory findings