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Case Report| Volume 32, ISSUE 5, P558-560, October 2019

Gonadoblastoma-Associated Mixed Gonadal Germ Cell Tumor with Dysgerminoma and Hepatoid Yolk Sac Tumor Components in 46XY Gonadal Dysgenesis

      Abstract

      Background

      Disorders of sex development are congenital conditions with atypical chromosomal, gonadal, or anatomical sex development. Gonadal dysgenesis in patients containing a Y chromosome have a high risk of developing germ cell tumors with potential for malignant transformation.

      Case

      We present the case of a 17-year-old phenotypic female with primary amenorrhea and 46,XY complete gonadal dysgenesis. Pelvic ultrasound showed a solid cystic lesion in the right gonad. Pathology showed a gonadoblastoma-associated mixed gonadal germ cell tumor with dysgerminoma and hepatoid yolk sac tumor.

      Summary and Conclusion

      To our knowledge, this mixed neoplasm association has not been previously reported and this case illustrates the challenges for the diagnosis of gonadal dysgenesis-associated tumors, emphasizing its recognition and prognostic implications.

      Key Words

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