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Table 2 Detail pathological types of the enrolled masses

From: Association between the sonographer’s experience and diagnostic performance of IOTA simple rules

Classifications

Pathological results

Number

Proportion (%)

Benign

Total

124

62.3

Teratoma

43

21.6

Chocolate cyst

31

15.6

Ovarian cystadenoma

19

9.55

Ectopic gestational mass

8

4.02

Para-ovarian cyst

7

3.52

Ovarian thecofibroma

6

3.02

Thecoma

5

2.51

Ovarian torsion

1

0.50

Accessory spleen

1

0.50

Abscess

2

1.00

Isolated torsion of the fallopian tube

1

0.50

Malignant

Total

75

37.7

Cystadenocarcinoma

42

21.1

Ovarian borderline tumor

15

7.54

Endometrial cancer

3

1.51

Metastatic carcinoma

2

1.00

Yolk sac tumor

2

1.00

Granulosa cell carcinoma

1

0.50

Dysgerminoma

1

0.50

Immature teratoma

7

3.52

Carcinosarcoma

2

1.00