Histomorphological Specrtum of Malignant Germ Cell Tumours: An Overview and Report of 5 cases
نویسنده
چکیده
Ovarian germ cell tumours comprise approximately 15% to 20% of all ovarian neoplasms. They are rapidly growing neoplasms that arise from primordial germ cells derived from the embryonal gonad. Malignant germ cell tumours comprise less than 5% of all ovarian neoplasms. Dysgerminomas are the most common type of malignant primitive germ cell tumours, accounting for 5-10% of ovarian cancers in patients in the first two decades.
منابع مشابه
High Grade B- Cell Non- Hodgkin’s Lymphoma Arising in a Mature Cystic Teratoma of the Ovary: A Case Report
Mature cystic teratoma (MCT) is the most common type of ovarian germ cell tumor occurring in females of reproductive age. It is typically benign, but rare malignant transformations have been reported in 1-2% of the cases. Among a wide variety of malignancies arising in MCTs, high grade lymphomas are the least common. We present a case of a 45- years -old female with a unilateral adnexal ma...
متن کاملImmature Teratoma with Embryonal Carcinoma; a Rare Malignant Mixed Germ Cell Tumor in a 13-Year-Old Girl
Malignant mixed germ cell tumors,though rare overall, are the most common type of malignant ovarian neoplasms in young and adolescent girls. These tumors are rapidly growing and can metastasize. We report a case of 13-yr-old girl who presented at SHKM GMC, Nalhar, Mewat, Haryana, India in December 2013 with huge abdominal lump of a malignant mixed germ cell tumor comprising both immature terato...
متن کاملMalignant mixed germ cell tumour of ovary- an unusual combination and review of literature
Mixed germ cell tumours of the ovary are malignant neoplasms of the ovary comprising of two or more types of germ cell components. Most of the malignant mixed germ cell tumours consists of dysgerminoma accompanied by endodermal sinus tumours, immature teratoma or choriocarcinoma. There are only few case reports of mixed germ cell tumours with different combinations of malignant components. We r...
متن کاملبررسی فراوانی 20 ساله تومورهای تخمدان در بیمارستان دکتر شریعتی و توزیع سنی آنها
The objective of the present study was to evaluate the frequency of ovarian tumors over a 20-year period and the age distribution of these tumors. A retrospective study was performed on ovarian tumors which were diagnosed in Shariati Hospital between 1976-1995, and had pathologic report. Frequency and age distribution of tumors were then evaluated. Of 493 evaluated ovarian neoplasia...
متن کاملO-10: PLAP Marker in Testicular Biopsy ofIranian Men by Immunohistochemistry Methodfor Early Diagnosis of Testicular Carcinomain Situ
Background: Testicular Carcinoma in situ (CIS), also known as intratubular germ cell neoplasia (ITGCN), is a pre-invasive precursor of testicular germ cell tumours (TCGTs), i.e seminomas and non-seminomas -the commonest cancer type of male adolescents and young adults- which can be diagnosed using a surgical biopsy. Infertility is one of the condition known to predispose to TGCT, but based on s...
متن کامل