Key features of extrauterine pelvic serous tumours (fallopian tube, ovary, and peritoneum) Ovarian serous carcinoma (OSC) is the most common of the ovarian epithelial malignancies, and accounts for most of the mortality. Traditionally, ovarian cancer has been considered to be one disease; however, it is now apparent that it actually consists of many different entities. OSC can be further segregated into two processes: high-grade serous carcinoma (HGSC) and low-grade serous carcinoma. This classification is supported by molecular changes, morphological appearance, clinical behaviour, and distinct precursor lesions. This review will describe in detail these features of OSC, differential diagnosis, prognosis, and recent challenges to the existing hypotheses regarding the origin of these tumours. Special attention will be paid to HGSC and its relationship with BRCA abnormalities, especially those seen in hereditary breast and ovarian cancer syndrome. Finally, treatment options based on specific molecular targets will be discussed.
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http://dx.doi.org/10.1111/j.1365-2559.2011.04167.x | DOI Listing |
Cureus
December 2024
Pulmonary and Critical Care Medicine, Community Health Network, Indianapolis, USA.
Pleural effusion as an initial presentation of malignancy poses significant diagnostic challenges, particularly when linked to gynecologic cancers. We discuss the case of a 53-year-old female who presented with progressive dyspnea and a massive right-sided pleural effusion. Cytological analysis of the pleural fluid revealed malignant cells and immunohistochemical staining confirmed high-grade serous carcinoma (HGSC) of ovarian origin.
View Article and Find Full Text PDFBMC Cancer
January 2025
Molecular Diseases & Diagnostics Division, Infinity Biochemistry, Infinity Solutions Unlimited, Sajjad Abad, Chattabal, Srinagar, 190010, Kashmir, India.
Background: Gynecological cancers (GCs) affect the reproductive system of females, and are of multiple types depending on the affected organ most common of which are cervical, endometrial, ovarian cancers. Among different risk factors for GCs, ABO blood group system is considered as one of the pivotal contributing factors for increased susceptibility of GCs. The aim of our study was to report on the demographics of GC patients and to investigate the relationship between the ABO blood group system and the risk of acquiring GC in our population.
View Article and Find Full Text PDFJ Cancer Res Clin Oncol
January 2025
Department of Gynecology, University Medical Center Hamburg-Eppendorf, Martinistrasse 52, 20246, Hamburg, Germany.
Objective: In advanced ovarian cancer, the majority of patients receive anti-angiogenic treatment with bevacizumab. However, its use is often associated with severe side effects, and not all patients benefit from the therapy. Currently, there are no reliable biomarkers to predict response to treatment.
View Article and Find Full Text PDFOncologist
January 2025
Léon Bérard Cancer Center, Department of Surgical and Medical Oncology-Lyon, Université Claude Bernard Lyon 1, Lyon, France.
Ovarian clear cell carcinoma (OCCC) accounts for ~10% of all epithelial ovarian cancers and is considered a different entity from the more common high-grade serous ovarian carcinoma (HGSC), with distinct clinical presentations, different risk, and prognostic factors, and specific molecular features. Most OCCCs are diagnosed at an early stage and show favorable outcomes, in contrast to those diagnosed at advanced stages, which exhibit intrinsic resistance to platinum-based chemotherapy regimens and a very poor prognosis. The standard treatment of advanced OCCC is currently based on primary debulking surgery followed by platinum-based chemotherapy according to recent international guidelines.
View Article and Find Full Text PDFCancer Med
January 2025
Department of Obstetrics and Gynecology, Keio University School of Medicine, Tokyo, Japan.
Background: Borderline ovarian tumors (BOTs) differ from ovarian carcinomas in their clinical presentation and behavior, yet their molecular characteristics remain poorly understood. This study aims to address this gap by integrating whole-exome sequencing (WES) and RNA sequencing (RNA-seq) to compare BOTs with high-grade serous carcinoma (HGSC), endometrioid carcinoma (EC), and clear-cell carcinoma (CCC).
Objective: To elucidate the molecular features of BOTs and evaluate their similarities and differences in comparison to HGSC, EC, and CCC.
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