Type of ovarian mass | Lesions, number | High SI on T2-WI | High SI on DWI | Range of ADC values | Mean ADC values |
---|---|---|---|---|---|
Benign ovarian lesions | 74 | 39 (52.7) | 53 (71.6) | 0.12, 1.81 | 1.22 ± 0.46 |
Serous cystadenoma | 28 | 22 (78.6) | 28 (100) | 1.23, 1.81 | 1.52 ± 0.19 |
Mucinous cystadenoma | 17 | 13 (76.5) | 17 (100) | 1.12, 1.79 | 1.48 ± 0.20 |
Fibrothecoma | 18 | 3 (16.7) | 3 (16.7) | 0.40, 1.58 | 0.82 ± 0.44 |
Cystadenofibroma | 6 | 0 (0) | 0 (0) | 0.12, 0.94 | 0.52 ± 0.26 |
Brenner tumor | 5 | 1 (20) | 5 (100) | 0.88, 1.44 | 1.06 ± 0.23 |
Malignant ovarian lesions | 128 | 108 (84.4) | 128 (100) | 0.56, 1.45 | 0.91 ± 0.20 |
Serous cystadenocarcinoma | 35 | 26 (74.3) | 35 (100) | 0.66, 1.35 | 0.97 ± 0.20 |
Mucinous cystadenocarcinoma | 27 | 20 (74.1) | 20 (100) | 0.65, 1.31 | 0.89 ± 0.19 |
Serous borderline tumor | 12 | 10 (83.3) | 10 (100) | 0.78, 1.45 | 1.05 ± 0.19 |
Mucinous borderline tumor | 9 | 8 (88.9) | 9 (100) | 0.75, 1.36 | 0.99 ± 0.17 |
Clear cell adenocarcinoma | 8 | 8 (100) | 8 (100) | 0.69, 1.01 | 0.82 ± 0.13 |
Endometrioid adenocarconoma | 6 | 6 (100) | 6 (100) | 0.71, 1.06 | 0.93 ± 0.11 |
Granulosa cell tumor | 7 | 6 (85.7) | 6 (100) | 0.79, 1.33 | 0.98 ± 0.18 |
Undifferentiated adenocarcinoma | 5 | 5 (100) | 5 (100) | 0.64, 1.19 | 0.83 ± 0.23 |
Metastatic tumors | 19 | 19 (100) | 19 (100) | 0.56, 1.09 | 0.86 ± 0.15 |