| Unilocular simple cysts with regular fine wall or lesion suggesting dermoid cyst. |
0 |
| Multilocular cyst with regular and smooth wall (<3 mm) or thick (>3 mm) or solid homogeneous tumor with hyperechogenic and well-defined wall. |
1 |
| Unilocular cyst or multilocular cyst with fine wall, with irregularity in the wall or septa (>3 mm). |
2 |
| Multilocular cyst with thick and irregular wall (irregularity <3 mm), and/or irregular septa; or cyst with papillary irregularity over 3 mm. |
4 |
| Complex lesion, with predominance of cystic or solid area, without irregularity in surface. |
5 |
| Complex lesion with irregularity in surface (<3 mm) or badly-defined and irregular wall; or solid heterogeneous lesion. |
10 |
| Multiplicity - Unilateral lesion or bilateral lesions. |
0 |
| Associated lesions: |
ascites |
1 |
| wall expansive involvement |
2 |
| greater than 3 mm |
|
| Ca 125 serum levels |
0 - ∞ |
| Premenopausal |
1 |
| Postmenopausal |
3 |
