Table 2.
Two-dimensional and color Doppler ultrasound findings of the 25 patients with 26 benign Brenner tumor lesions.
| Ultrasonic classification | Cystic (n = 8) |
Capsule solid Mixed (n = 4) |
Solid (n = 14) |
|
|---|---|---|---|---|
| Number | 30.76% (8/26) | 15.38% (4/26) | 53.85% (14/26) | |
| Position | Left | 12.0% (3/25) | 8.0% (2/25) | 24.0% (6/25) |
| Right | 20.0% (5/25) | 8.0% (2/25) | 24.0% (6/25) | |
| Bilateral | 4.0% (1/25) | |||
| Maximum diameter (cm) | 2.1–16.0 | 4.0–16.0 | 1.7–11.0 | |
| Average diameter (cm) | 5.37 ± 4.27 | 12.73 ± 0.78 | 2.27 ± 0.95 | |
| Shape | Regular | 30.77% (8/26) | 15.38% (4/26) | 42.31% (11/26) |
| Irregular | 0 | 0 | 11.54% (3/26) | |
| Border | Clear | 30.77% (8/26) | 11.54% (3/26) | 42.31% (11/26) |
| Unclear | 3.84% (1/26) | 11.54% (3/26) | ||
| Cystic fluid | Clear | 87.5% (7/8) | ||
| Unclear | 12.5% (1/8) | 100% (4/4) | ||
| No | 100% (14/14) | |||
| Separated | Yes | 62.5% (5/8) | 100% (4/4) | |
| No | 37.5%(3/8) | 100% (14/14) | ||
| Parenchymal echo and blood flow in the sac | Yes | 0 | 100% (4/4) | 0 |
| No | 100% (8/8) | 0 | 100% (14/14) | |
| Calcification | Yes | 0 | 42.85% (6/14) | |
| No | 100% (8/8) | 100% (4/4) | 57.14% (8/14) | |
| Associated with ascites | Yes | 4.0% (1/25) | ||
| No | 32.0% (8/25) | 12.0% (3/25) | 52.0% (13/25) | |
| Associated with uterine fibroids | Yes | 8.0% (2/25) | 4.0% (1/25) | 24.0% (6/25) |
| No | 24.0% (6/25) | 12.0% (3/25) | 28.0% (7/25) | |
| Associated with endometrial polyp | Yes | 4.0% (1/25) | 8.0% (2/25) | 16.0% (4/25) |
| No | 28.0% (7/25) | 8.0% (2/25) | 36% (9/25) | |
| Ultrasound diagnosis (IOTA system) |
Benign | 30.77% (8/26) | 42.30% (11/26) | |
| Uncertain | 11.54% (3/26) | |||
| Malignant | 15.38% (4/26) | |||
Values are expressed as n (%).