نتایج جستجو برای: virilizing ovarian tumors
تعداد نتایج: 253638 فیلتر نتایج به سال:
We have previously demonstrated the inverse correlation of Jab1 and p27 proteins, as well as prognostic significance in epithelial ovarian carcinomas. In order to investigate Skp2 protein and its correlation with Jab1, p27, and clinical outcome, we evaluated Skp2 expression in a group of epithelial ovarian tumors. Immunohistochemical analysis was performed on 80 cases of ovarian tumors (33 beni...
Ovarian neoplasms have become increasingly important not only because of the large variety of neoplastic entities but more because they have gradually increased the mortality rate due to female genital cancers. A total of 120 cases of ovarian tumors were studied at the Department of Pathology, Konaseema Institute of Medical Sciences, Amalapuram, India, during the period of March 2005 to March 2...
Epithelial ovarian cancer comprises three major histolÃ3gica! subtypes (serous, mucinous, and endometrioid), and it is becoming clear that the developmental pathways for these subtypes are fundamentally different. In particular, endometrioid ovarian cancers probably arise by the malig nant transformation of ectopie endometrial implants called endometriosis and not the ovarian surface epithelium...
A 57-year-old white woman with metastases to lungs and liver from virilizing adrenocortical carcinoma (ACC) was treated with radical nephroadrenalectomy followed by oral mitotane 3 to 6 g/day for 5 months. She developed complete response and remained free of disease for more than 25 years. Here we present the case and review the literature. ACC is a rare tumor and may occur at any age. About 60...
OBJECTIVE The majority of ovarian tumors in girls and young women are nonepithelial in origin. The etiology of nonepithelial ovarian tumors remains largely unknown, and intrauterine exposures may play an important role. We examined the association of perinatal factors with risk of nonepithelial ovarian tumors in girls and young women. METHODS National cohort study of 1,536,057 women born in S...
Angiogenesis is a critical factor in tumor growth and metastasis, and microvessel density (MVD) was an important parameter for assessing vessels in tumors. However, radiologic assessment of tumor vascularity is not yet well established. In our study, we aimed at investigating the efficacy of contrast-enhanced ultrasonography (CEUS) in exploring the vascularity of the ovarian tumors or tumor-lik...
BACKGROUND In many tumors including ovarian cancer, cell proliferation and apoptosis are important in pathogenesis and there are many alterations in most of the genes related to the cell cycle. This study was designed to evaluate immunohistochemistry with apoptotic-antiapoptotic proteins (p53, p21, bax, and bcl-2), c-kit, telomerase, and metallothionein as a diagnostic aid in typing of benign, ...
Introduction: Ovarian granulosa tumors are malignant belonging to the group of sexual cord and stromal tumors. Two histological forms distinguished: a form adult which is most common, much rarer juvenile form. Case Report: Our study retrospective concerned 25 cases ovarian tumor, collected at Mohammed VI center for treatment gynecological mammary cancers Ibn Rochd University Hospital in Casabla...
Ovarian cysts are an extremely common gynecological problem in adolescent. Majority of ovarian cysts are benign with few cases being malignant. Ovarian serous cystadenoma are rare in children. A 14-year-old presented with abdominal pain and severe abdominal distention. She underwent laparotomy and after surgical removal, the mass was found to be ovarian serous cystadenoma on histology. In concl...
Surface epithelial tumors account for more than 90% of ovarian tumors, of which serous tumors comprise 46%. Sex-cord stromal tumors constitute 8% of ovarian tumors, fibroma being the commonest, comprising 70% in this category. Combination of different types of tumors can occur in ovary with most common being Mucinous cystadenoma and Brenner tumour. We report a case of a very rare combination of...
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