Educational Case: Yolk Sac (Endodermal Sinus) Tumor of the Ovary
نویسندگان
چکیده
منابع مشابه
Radiology of primary intracranial yolk-sac (endodermal sinus) tumors.
Most primary intracranial germ-cell tumors are germinomas and teratomas. Less frequent are embryonal carcinomas, choriocarcinomas, and yolk-sac (endodermal sinus) tumors in various admixtures and degrees of purity. Teilum [1] first used the term endodermal sinus tumor in 1959 to describe those tumors (whether ovarian, testicular, or extragonadal) that originate in primitive germ cells of extrae...
متن کاملPrimary yolk sac (endodermal sinus) tumour of the vulva: a case report.
OBJECTIVE To report a case of primary yolk sac (endodermal sinus) tumour (YST) of the vulva which is very rare and to highlight some unusual features of this tumour in the vulva. CLINICAL PRESENTATION AND INTERVENTION A 23-year-old woman presented with a 1-month swelling in the right labium majus that was non-tender and rapidly increasing in size. The mass was excised; it grossly measured 6 ×...
متن کاملYOLK SAC TUMOR OF VAGINA
Malignant germ-cell tumors (MGCT) are rare tumors of childhood accounting for less than 3% of pediatric malignancies. Endodermal sinus tumor (EST) forms the most common histologic subtype of MGCT. The vagina is an extremely rare site for GCTs. An 8-month-old female was admitted with a short history of vaginal bleeding, and a mass protruding from the vagina. She was pale and a mass was palpab...
متن کاملTGCU Retrospective Analysis of Yolk Sac Tumor of the Ovary
211 Received January 31, 2013; revised and accepted July 11, 2013. Published online August 3, 2013; doi: 10.1620/tjem.230.211. Correspondence: Takanobu Kojimahara, Department of Obstetrics and Gynecology, Yamagata University School of Medicine, 2-2-2 Iidanishi, Yamagata, Yamagata 990-9585, Japan. e-mail: [email protected] A part of the data was presented by K.N. at the poster ses...
متن کاملEndodermal origin of yolk-sac-derived teratomas.
Mutant mice deficient in glucose-6-phosphate dehydrogenase were used to induce teratomas. This enzyme is linked to the X chromosome, which can be inactivated in female embryo. The differences in the enzyme activity between yolk sac mesoderm and embryo versus yolk sac endoderm can be detected in female concepti by using appropriate crosses of wild-type and G6PD-deficient mice. Histochemical stud...
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ژورنال
عنوان ژورنال: Academic Pathology
سال: 2020
ISSN: 2374-2895,2374-2895
DOI: 10.1177/2374289520909497