WHO/FIGO Prognostic Score (GTN)
WHO/FIGO prognostic score for gestational trophoblastic neoplasia (FIGO 2000): eight factors scored 0/1/2/4; a total ≤ 6 is low risk (single-agent chemotherapy) and ≥ 7 high risk (multi-agent).
Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.
Example
- Age
- 45 years
- Antecedent pregnancy
- Term pregnancy (2)
- Interval from index pregnancy
- 14 months
- Pretreatment hCG
- 200000 IU/L
- Largest tumor size incl
- 6 cm
- Site of metastases
- Liver, brain (4)
- Number of metastases
- 10
- Previous failed chemotherapy
- Single drug (2)
Result: WHO/FIGO 23 — ≥ 7: high risk (multi-agent chemotherapy stratification).
The tool opens with these values already filled in. Replace them with your own.
What the result means
- Split
- ≤ 6 low risk (single-agent chemotherapy), ≥ 7 high risk (multi-agent). The guideline’s stratification, not an order.
What you enter
- Age
- Antecedent pregnancy
- Interval from index pregnancy
- Pretreatment hCG
- Largest tumor size incl.
- Site of metastases
- Number of metastases
- Previous failed chemotherapy
Full field descriptions
- Largest tumor size incl. uterus
How this is calculated
- Factors
- Age, antecedent pregnancy, interval, hCG, tumor size, metastasis site, number of metastases, prior chemotherapy — scored 0/1/2/4.
FIGO Oncology Committee. FIGO staging for gestational trophoblastic neoplasia 2000. Int J Gynaecol Obstet. 2002;77(3):285-287 (modified WHO scoring system). Read the source ↗
A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.