CT Manifestations of Teratomas of the Ovary / 实用放射学杂志

ABSTRACT

Objective To study CT findings of teratomas of the ovary.Methods 25 cases of teratomas of the ovary proved pathologically were presented.All cases were female,with a mean age of 32.8 years.There were 21 cases of benign cystic teratoma,and 4 cases of malignant non-mature teratoma.CT scans were obtained in all cases.Results 12 tumors were presented in right ovary,and 13 in left ovary.The average maximum diameter was 81 mm .20 tumors were round or oval shape,and 5 tumors were irregular shape.The fat component inside the ovarian tumor was showed in 24 cases .Among 21 cases of benign cystic teratomas,the wall plug was demonstrated in 16 cases,solid mass in 3 cases,fat-fluid level in 2 cases.A inhomogenous density was found in 4 cases of malignant non-mature teratomas.Calcification or ossification was presented in 20 cases.The peritoneal metastasis was showed in 2 cases.Conclusion The ovarian teratoma can be considered if a ovarian tumor with fat comporent and calcification or ossification.