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Endodermal sinus tumor of the ovary: imaging evaluation
A Levitin1, K D Haller, H L Cohen
1Department of Radiology, S.U.N.Y. Health Science Center at Brooklyn 11203, USA.
AJR. American Journal of Roentgenology
|September 1, 1996
Summary
Endodermal sinus tumors of the ovary are rare, complex malignant masses in young women. Imaging reveals large, complex abdominal masses, often cystic, necessitating alpha-fetoprotein level checks for diagnosis.
Area of Science:
- Gynecologic Oncology
- Diagnostic Imaging
- Pathology
Background:
- Endodermal sinus tumor (EST) is a rare germ cell tumor of the ovary.
- EST predominantly affects young women and girls.
- Accurate diagnosis relies on characteristic imaging findings and tumor markers.
Purpose of the Study:
- To elucidate the distinct imaging features of ovarian endodermal sinus tumors.
- To aid in the differential diagnosis of complex abdominal masses in young females.
Main Methods:
- Retrospective analysis of imaging studies (ultrasound, CT, MRI) in patients diagnosed with ovarian EST.
- Correlation of imaging findings with histopathological results.
- Review of clinical presentation and laboratory values, including serum alpha-fetoprotein (AFP).
Main Results:
- Ovarian EST typically presents as a large, complex abdominal mass.
- Predominantly cystic components are frequently observed.
- Associated findings may include solid areas and hemorrhage.
Conclusions:
- Ovarian endodermal sinus tumors manifest as large, complex abdominal masses, often with cystic components.
- Consider EST in the differential diagnosis of complex abdominal masses in young women.
- Serum alpha-fetoprotein (AFP) measurement is crucial for presurgical diagnosis and establishing a baseline.