Fig. 5From: MR findings of primary ovarian granulosa cell tumor with focus on the differentiation with other ovarian sex cord-stromal tumorsAn 18-year-old woman with histological proven SST at the right ovary. On coronal T2WI (a) and sagittal FS-T2WI (b), the solid mass (arrow) appears as the “comb” sign with centrally hyperintense signal surrounded by peripherally isointense signal. After injection of the contrast medium, the mass shows flush-in on early stage enhancement (c) and flush-out effect on late stage postcontrast image (d)Back to article page