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Risk of microscopic pelvic metastases for
stage 1 without extrauterine disease:
•
low risk (<5%)
grade 1 <2/3,
gr 2-3, no invasion
•
intermediate (5-10%)
all others
•
high risk (>10%)
gr 3, >2/3 invasion
Creasman et al., Cancer 1987
Lymph node metastasis (GOG)