Table 2 Modified WHOÂ prognostic scoring system
From: Review of current literature on gestational trophoblastic neoplasia
Risk Factor | 0 | 1 | 2 | 4 |
|---|---|---|---|---|
Age (Years) | <40 | >40 | - | - |
Antecedent pregnancy | Mole | Abortion | Term | - |
The interval from last pregnancy (months) | 4 | 4 to 6 | 7 to 12 | >12 |
Pre-treatment serum hCG (m IU/mL) | <1000 | 1000 to 10000 | 10,000 till 100000 | >100000 |
Largest tumor size | <3cm | 3 to 4 cm | >5 cm | - |
Site of metastasis | Lung | Spleen, Kidney | GI tract | Brain, Liver |
No of metastasis | - | 1 to 4 | 5 to 8 | >8 |
Prior failed chemotherapy | - | - | 1 drug | ≥2 drugs |