Table 7.
Ultrasound findings in this series.
| Ultrasound Features | Total (n: 122) | Benign (n: 81) | Malignant (n: 41) | p Value |
|---|---|---|---|---|
| Largest size (mm) | 94.2 (SD: 52.1; range: 21.0–289.0) | 90.2 (SD: 53.3; range: 23.0–289.0) | 102.2 (SD: 49.3; range: 21.0–210.0) | 0.233 |
| Contour: | <0.001 | |||
| Regular | 99 (81.1%) | 76 (93.8%) | 23 (56.1%) | |
| Irregular | 23 (18.9 %) | 5 (6.2%) | 18 (43.9%) | |
| Acoustic shadow: | <0.001 | |||
| Yes | 67 (54.9%) | 56 (69.1%) | 11 (26.8%) | |
| No | 55 (45.1%) | 25 (30.9%) | 30 (73.2%) | |
| Presence of solid areas: | <0.001 | |||
| Yes | 60 (49.2%) | 25 (30.9%) | 35 (85.4%) | |
| No | 62 (50.8%) | 56 (69.1%) | 6 (14.6%) | |
| Size of solid areas (mm) | 51.6 (SD: 36.5; range: 10.0–210.0) | 49.6 (SD: 33.5; range: 10.0–112.0) | 53.1 (SD: 39.0; range: 12–210.0) | 0.721 |
| Doppler within solid areas (Score color) | <0.001 | |||
| 1–2 | 30 (50.0%) | 19 (76.0%) | 11 (31.4%) | |
| 3–4 | 30 (50.0%) | 6 (24.0%) | 24 (68.6%) | |
| Septum: | 0.351 | |||
| None | 78 (63.9%) | 52 (64.2) | 26 (63.4%) | |
| Thin | 27 (22.1%) | 20 (24.7%) | 7 (17.1%) | |
| Thick/Irregular | 17 (13.9%) | 9 (11.1%) | 8 (19.5%) | |
| Doppler within septum (Score color) | 0.02 | |||
| 1–2 | 30 (68.2%) | 24 (85.7%) | 6 (37.5%) | |
| 3–4 | 14 (31.8%) | 4 (14.3%) | 10 (62.5%) | |
| Number of locules | 0.591 | |||
| 0 (solid mass) | 4 (3.3%) | 2 (2.5%) | 2 (4.9%) | |
| 1 | 78 (63.9%) | 55 (67.9%) | 23 (56.1%) | |
| 2–9 | 31 (25.4%) | 19 (23.5%) | 12 (29.3%) | |
| ≥10 | 9 (7.4%) | 5 (6.2%) | 4 (9.8%) | |
| Number of papillae | 0.011 | |||
| 0 | 94 (77.0%) | 69 (85.2%) | 25 (61.0%) | |
| 1 | 11 (9.0%) | 5 (6.2%) | 6 (14.6%) | |
| >1 | 17 (13.9%) | 7 (8.6%) | 10 (24.4%) | |
| Size papillae (mm): | 25.1 (SD: 18.7; range: 3.3–90) | 12.0 (SD: 3.71; range: 4.0–90) | 34.1(SD: 20.3; range: 3.3–47) | 0.002 |
| Doppler within papillae (Score color) | 0.114 | |||
| 1–2 | 18 (64.3%) | 10 (83.3%) | 8 (50.0%) | |
| 3–4 | 10 (35.7%) | 2 (16.7%) | 8 (50.0%) | |
| Ascites: | 0.103 | |||
| No-mild | 110 (90.2%) | 76 (93.8%) | 34 (82.9%) | |
| Moderate-Severe | 12 (9.8%) | 5 (6.2%) | 7 (17.1%) |
SD: standard deviation.