Tumor classification

1. WHO Classification of
Gestational Trophoblastic
Disease
Based on provided image reference

2. WHO Classification of GTD
• Tumour-like lesions:
• • Exaggerated placental site reaction
• • Placental site nodule and plaque
• Abnormal (non-molar) villous lesions:
• • [Not specifically listed]
• Molar pregnancies:
• • 9103/0: Partial hydatidiform mole