Ovarian-adnexal reporting and data system ultrasound evaluation and pathological characteristics of ovarian collision tumor

Table 1 Ultrasound phenotype, ovarian-adnexal reporting and data system classification and pathology of 17 cases of ovarian collision tumor

No.	Age (year)	O-RADS	Size (cm)	Biochemical indicators, CA125 (kU/L), CA19-9 normal	Site of occurrence	Operation	Preoperative ultrasound	Pathology
1	32	3	5.4 × 5.5	CA125: 31.5	Left	Laparoscope	Chocolate cyst; Fibroma	Endometriotic cyst with fibroma
2	22	3	5.2 × 5.0	CA125: 26.6	Left	Laparoscope	Chocolate cyst	Endometriotic cyst with serous cystadenoma
3	32	3	5.4 × 4.3	CA125: 29.5	Left	Laparoscope	Chocolate cyst	Endometriotic cyst with fibroma
4	39	3	2.7 × 2.0	CA125: 19.7	Left	Laparoscope	Chocolate cyst	Mucinous cystadenoma with chocolate cyst
5	22	3	2.8 × 2.4	CA125: 17.3	Left	Laparoscope	Serous cystadenoma	Endometriotic cyst with serous cystadenoma
6	27	4a	22.1 × 18.0	-	Right	Laparoscope	Serous cystadenoma	Serous cystadenoma with fibroma
7	27	4a	19.2 × 14.6	-	Right	Laparoscope	Serous cystadenoma	Serous cystadenoma with cystic fibroma
8	22	4b	37.1 × 30.6	CA125: 33.6	Left	Laparoscope	Cystadenoma	Mucinous cystadenoma with chocolate cyst
9	20	4b	6.4 × 4.9	CA125: 47.8	Right	Laparoscope	Teratoma	Serous cystadenoma with goiter
10	60	4b	12.0 × 9.5	CA125: 42	Left	Laparoscope	Serous cystadenoma	Serous cystadenoma with ovarian goiter
11	46	4b	7.4 × 7.3	CA125: 38.8	Right	Laparoscope	Cystadenoma	Mucinous cystadenoma with teratoma
12	27	4b	3.2 × 2.0	CA125: 65.6	Right	Laparoscope	Teratoma	Serous cystadenoma with fibroma
13	42	4b	7.4 × 4.9	CA125: 119	Right	Laparoscope	Serous cystadenoma	Serous cystadenoma with fibroma
14	58	4c	8.5 × 4.0	CA125: 147.2	Right	Laparotomy	Cystadenoma	Borderline mucinous cystadenoma with epidermoid cyst
15	43	4c	9.0 × 8.0	CA125: 156.1; CA19-9: 442.3	Bilateral (left)	Laparotomy	Serous cystadenoma	Serous cystadenoma with fibroma; Focal junctional
16	43	4c	8.0 × 7.0	CA125: 156.1; CA19-9: 442.3	Bilateral (right)	Laparotomy	Serous cystadenoma	Serous cystadenoma with fibroma; Focal junctional
17	68	5	6.2 × 4.1	CA125: 275; CA19-9: 523.5	Right	Laparotomy	Ovarian carcinoma	High-grade serous carcinoma with cystic mature teratoma

O-RADS: Ovarian-adnexal reporting and data system; CA125: Carbohydrate antigen 125; CA199: Carbohydrate antigen 19-9.