• A 2-year interim analysis from the International Ovarian Tumor Analysis Phase 5 (IOTA5) study showed that 80% of ovarian cysts considered benign on ultrasonography either disappeared or required no intervention. (medscape.com)
  • A teratoma is a tumor that can contain different types of benign tissue. (medicalnewstoday.com)
  • An epithelial tumor is one that develops on the outer surface of the ovaries. (medicalnewstoday.com)
  • Some are benign, or noncancerous, and the patient can be cured by surgically removing one ovary or the part of the ovary containing the tumor. (news-medical.net)
  • Ovarian tumors are named according to the type of cells the tumor started from and whether the tumor is benign or cancerous. (news-medical.net)
  • The purpose of this report is to describe the features of angiosarcoma arising in mucinous tumor that was misinterpreted as a benign vascular proliferation during the intraoperative consultation. (hindawi.com)
  • Mucinous tumor is a common type of ovarian epithelial tumors. (hindawi.com)
  • A benign tumor made up of glandular tissue. (ucsfhealth.org)
  • This case first appeared as Performance Improvement Program in Surgical Pathology (PIP) 2020, Case 31, and is benign Brenner tumor in the ovary. (cap.org)
  • The findings are consistent with a benign Brenner tumor. (cap.org)
  • Nests are large and crowded and may show fusion, as a result of epithelial proliferation that exceeds what is seen in benign Brenner tumor. (cap.org)
  • A benign Brenner tumor component is often present in the background. (cap.org)
  • Histologically, malignant Brenner tumors are associated with a benign or borderline/atypical proliferative Brenner tumor component. (cap.org)
  • A benign epithelial tumor with a glandular organization. (curehunter.com)
  • The first is determining the tissue of origin, the second is differentiating among inflammation, hyperplasia/benign tumor and malignant tumor, and the third is classifying the inflammatory process or the tumor. (vin.com)
  • Müllerian adenosarcoma (MA) is a rare mixed and low malignant tumor of female genital system, and is a biphasic differential tumor that is composed of admixed benign epithelial and sarcomatoid mesenchymal components. (scirp.org)
  • Ovary surface epithelial tumor tissue array (1.5mm), 48 cases of benign and malignant tumors. (delos.info)
  • Pantomics Array Description: Nervous system tumor tissue array consists of 48 cases of benign and malignant tumors of the nervous system. (delos.info)
  • Pantomics Array Description: Soft tissue tumor tissue array, set 1, non-overlapping with SFT962, 96 cores, 48 cases of benign and. (delos.info)
  • Mammary fibroadenoma: A fibrous, benign, epithelial tumor in which cells are derived from glandular tissue. (ratguide.com)
  • The most common mammary tumor found in rats is the mammary fibroadenoma, a benign encapsulated tumor. (ratguide.com)
  • Carcinoma of cervix is classified as per the WHO classification into primary tumors which are predominantly epithelial tumors, mesenchymal tumors and tumor like lesions, mixed epithelial stromal tumors, melanocytic, germ cell, and lymphoid tumors. (cytojournal.com)
  • Ameloblastoma is a benign epithelial odontogenic tumor. (biomedcentral.com)
  • Ameloblastoma is an aggressive, benign odontogenic tumor of epithelial origin. (bvsalud.org)
  • Benign prostatic hyperplasia (BPH) is one of the most common benign urogenital lesions in most middle-aged and elderly men. (hindawi.com)
  • GATA3 Is a Sensitive and Specific Marker of Benign and Malignant Mesonephric Lesions in the Lower Female Genital Tract. (harvard.edu)
  • Human papillomaviruses (HPV) are very common viruses, often causing benign epithelial lesions but, rarely, also cancer. (srce.hr)
  • Giant cell tumors of the tendon sheath are benign lesions. (aafp.org)
  • Incidental focal acantholytic dyskeratosis has been described in a variety of cutaneous lesions, including benign and malignant epithelial lesions, fibrohistiocytic lesions, inflammatory lesions, and melanocytic lesions. (medscape.com)
  • Epithelial ovarian tumors develop from the cells that cover the outer surface of the ovary. (news-medical.net)
  • Most tumors are confined to the ovary at diagnosis, and malignant Brenner tumors have a better prognosis than other epithelial ovarian carcinomas. (cap.org)
  • These symptoms may be seen in both benign and cancerous growths of the ovary. (momjunction.com)
  • Designed for IHC or ISH based protein or RNA tissue profiling in benign and malignant ovary surface epithelial tumors. (delos.info)
  • A germinal layer coats the entire ovary, made of cuboidal epithelial cells. (medscape.com)
  • Most of these are benign cysts. (sages.org)
  • Small cysts are often present, but benign Brenner tumors are rarely predominantly cystic. (cap.org)
  • Calcified epidermal cysts are rare benign entities that were first described in 1947. (lww.com)
  • Cystic lesion development - The epithelial cells of the root can proliferate and form cysts - benign sacs filled with fluid. (cdhp.org)
  • Also called epidermoid or epithelial inclusion cysts, these are benign, keratin-containing cysts with epidermal linings that can occur subcutaneously or be intratendinous or intraosseous. (aafp.org)
  • Benign ovarian masses include functional cysts (eg, corpus luteum cysts) and neoplasms (eg, benign teratomas). (msdmanuals.com)
  • Most functional cysts and benign tumors are asymptomatic, but some cause intermittent dull or sharp pelvic pain or, infrequently, deep dyspareunia. (msdmanuals.com)
  • Epithelial cystic tumors account for about 60% of all true ovarian neoplasms. (medscape.com)
  • Mucinous epithelial tumors account for approximately 10-15% of all epithelial ovarian neoplasms. (medscape.com)
  • Colorectal adenomas are intraepithelial neoplasms that characteristically display epithelial dysplasia. (anatomywarehouse.com)
  • Benign and malignant neoplasms. (radiologyassistant.nl)
  • Most of the cervical epithelial neoplasms and their precursors occur at the squamocolumnar junction or within the transformation zone. (cytojournal.com)
  • 3 In some cases the cyst wall and keratinous material are absorbed, leaving only areas of calcification, 4 suggesting that the pathological finding of the attenuated epithelial lining may ultimately disappear. (lww.com)
  • Paratesticular Cyst with Benign Epithelial Proliferation Arising from a Mesonephric Duct Remnant. (harvard.edu)
  • The cyst is usually preceded by minor trauma that results in epithelial cells being trapped deep in the dermis and forming the cyst. (aafp.org)
  • In the remaining cases, angiosarcoma was associated with ovarian teratoma or epithelial neoplasm [ 2 , 4 ]. (hindawi.com)
  • Thymoma is a neoplasm of thymic epithelial cells. (medscape.com)
  • Ameloblastoma is a benign epithelial odontogenic neoplasm which is common amongst the Yoruba ethinc group. (bvsalud.org)
  • There are several types of benign epithelial tumors, including serous adenomas, mucinous adenomas, and Brenner tumors. (news-medical.net)
  • The large majority of mucinous tumors are benign and borderline tumors. (hindawi.com)
  • Invasive mucinous adenocarcinoma is uncommon and usually arises in the background of benign or borderline tumors. (hindawi.com)
  • Two large cohort studies based on the Danish Cancer Register indicated that benign ovarian tumors may be associated with a long-term increased risk of both mucinous and borderline ovarian cancers ( 7 , 8 ). (frontiersin.org)
  • Here we demonstrate the existence of adult stem cells in the human fallopian tube epithelium, which gives rise to a monolayer of differentiated epithelial cells in a complex 3D organoid in vitro . (nature.com)
  • All slides and records proliferating odontogenic epithelial cells of which were diagnosed as ameloblastoma were palisading peripheral tall columnar to cuboidal included and analyzed. (bvsalud.org)
  • The hedgehog pathway regulates epithelial-mesenchymal interactions, differentiation, proliferation and survival during development. (rti.org)
  • Unlike the invasive carcinomas, borderline ovarian tumors are characterized by cytoplasmic and nuclear atypia, (element of differential diagnosis with benign tumors), absence of stromal invasion, (element of differential diagnosis with malignant tumors), unusual degree of proliferation of the epithelial cells with cellular stratification including remarkable architectural atypia and the formation of papillary protuberances. (intechopen.com)
  • In the breast, intraductal papilloma (IDP) is a benign proliferative lesion that consists of a branching fibrovascular core with overlying epithelial and myoepithelial layers. (medscape.com)
  • Benign epithelial hyperplasia caused by infection with the papilloma virus of the papova group. (dermis.net)
  • Cancerous epithelial tumors are carcinomas. (news-medical.net)
  • They found that the rHbT was 1.9 times higher for invasive epithelial cancerous ovaries, which make up 90 percent of ovarian cancers, than for normal ovaries. (futurity.org)
  • All five invasive epithelial cancerous ovaries, including two stage 1 and 2 cancers, showed extensive rHbT distribution and lower sO 2 . (futurity.org)
  • [ 116 , 118 ] However, a recent report found that CK19 releasing cells could also be detected in patients with benign colon diseases such as diverticulosis and Crohn's disease. (medscape.com)
  • It was concluded that circulating epithelial cells may be present in patients with benign inflammatory colon which were detectable by CTC assays. (medscape.com)
  • Iraq have demonstrated that most patients with benign epithelial mam- 100 lens for counting the positive cells. (who.int)
  • Benign proliferative epithelial disorders (BPED) of the breast are conditions which are thought to have premalignant potential. (elsevierpure.com)
  • Rohan, TE 1999, ' Cigarette smoking and risk of benign proliferative epithelial disorders of the breast ', European Journal of Epidemiology , vol. 15, no. 6, pp. 529-535. (elsevierpure.com)
  • Similar to other epithelial ovarian tumors, Benner tumors are classified as benign, borderline/atypical proliferative, or malignant. (cap.org)
  • Borderline/atypical proliferative Brenner tumors are often larger than benign Brenner tumors, with an average diameter of 18 cm. (cap.org)
  • Using real-time, quantitative PCR, laser capture microdissection, and immunohistochemistry, distinctive patterns of expression of the hedgehog pathway members patched 1 (PTCH1), smoothened, GLI1, GLI2 and the 3 hedgehog ligands were identified for epithelial cells and stromal fibroblasts in benign breast and breast cancer. (rti.org)
  • Hedgehog ligands were expressed at higher levels in some cancer epithelial cell lines compared to noncancerous epithelial cells. (rti.org)
  • Hedgehog-mediated transcription, as indicated by a reporter of GLI-dependent promoter activity and by expression of GLI1 transcripts, was reduced by the hedgehog pathway inhibitor cyclopamine in both MDA-MB-435 cancer epithelial cells and MCF10AT epithelial cells, a cell line derived from benign breast. (rti.org)
  • However, cyclopamine reduced viability of cancer epithelial cell lines, including MDA-MB-435, but did not specifically affect fibroblasts or epithelial cells from benign breast, including MCF10AT. (rti.org)
  • These results demonstrate modulation of GLI-mediated transcription in both cancer and benign-derived epithelial cells by cyclopamine and sonic hedgehog, and further suggest that hedgehog signaling contributes to the survival of only the cancer epithelial cells. (rti.org)
  • We show that single epithelial stem cells in vitro can give rise to differentiated organoids containing ciliated and secretory cells. (nature.com)
  • Ki-67-positive cells were distributed along the epithelial folds, without restriction to a particular region with occasional clustering ( Fig. 1a , asterisk). (nature.com)
  • Figure 1: Single fallopian epithelial cells give rise to organoids that can be maintained long term. (nature.com)
  • Pathology showed benign bronchial-type epithelial cells with focal adrenal tissue. (sages.org)
  • A layer of cells that separate the epithelial cells and other tissue cells. (ucsfhealth.org)
  • Histologic sections show small nests of cytologically bland epithelial cells with abundant clear to eosinophilic cytoplasm distributed within a fibromatous stroma. (cap.org)
  • Microscopically, the tumors are composed of solid to cystic nests of epithelial cells embedded in a fibrous stroma. (cap.org)
  • The epithelial cells have a urothelial cell-like appearance, with abundant clear to pale eosinophilic cytoplasm and small nucleoli. (cap.org)
  • Benign epithelial cells do also have a round nucleus. (vin.com)
  • The cell size can vary from small (basal cells) to very large (squamous epithelial cells). (vin.com)
  • Both, E6 and E7 co-operate to induce transformation of epithelial cells by interacting with numerous host cell proteins affecting many essential cellular pathways. (srce.hr)
  • The epithelial cells and these other stromal tissues of the thymus influence the selection and maturation of the T lymphocytes. (medscape.com)
  • The lymphocytes' selection process and developmental progression are influenced by direct contact between the TCR-CD3 complex on the thymocyte and the major histocompatibility complex (MHC)-antigen complex on thymic epithelial cells, dendritic cells, and B lymphocytes. (medscape.com)
  • Epithelial ovarian carcinomas (EOC's) account for 85 to 90 percent of all cancers of the ovaries. (news-medical.net)
  • The mean oxygen saturation of invasive epithelial cancers was 9.1 percent lower than normal and benign ovaries. (futurity.org)
  • Research from 2017 found that in women aged 40 and below, 72% of ovarian cancers were epithelial tumors. (medicalnewstoday.com)
  • L'objectif de cette étude était de déterminer la fréquence des cancers gynécologiques en pratique oncologique à Lomé et d'en étudier les aspects épidémiologiques et histo-cliniques. (bvsalud.org)
  • Il s'agitd'une étude rétrospective et descriptive portant sur tous les cancers gynécologiques reçus en oncologie entre le 1erJanvier 2016 et le 31 Décembre 2021. (bvsalud.org)
  • ces cancers ont ete diagnostiques au stade avance d'ou les difficultes dans leur prise en charge chirurgicale. (bvsalud.org)
  • En consequence notre objectif a ete d'etudier la place et les caracteres de la chirurgie dans la prise en charge de ces cancers. (bvsalud.org)
  • This study in Iraq used in situ hybridization to detect the frequency and genotyping of HPV in tissue specimens from 129 patients diagnosed with malignant breast cancer, 24 with benign breast tumours and 20 healthy controls. (who.int)
  • Management of Benign Prostatic Hyperplasia: Could Dietary Polyphenols Be an Alternative to Existing Therapies? (frontiersin.org)
  • The incidence of benign prostatic hyperplasia (BPH) is gradually on the increase. (frontiersin.org)
  • Benign prostatic hyperplasia (BPH) is the most common urological condition among elderly men, affecting approximately half of men over 80 years of age. (frontiersin.org)
  • To observe the efficacy and safety of transurethral columnar balloon dilation of the prostate (TUCBDP) for benign prostatic hyperplasia (BPH) in a multicenter trial. (hindawi.com)
  • Benign microscopic breast changes known as atypical hyperplasia may increase a woman's risk of developing breast cancer. (ucsfhealth.org)
  • The differentiation of borderline tumors from benign and malignant tumors by MRI scoring will contribute to the preoperative diagnosis . (bvsalud.org)
  • The combination of suPAR(II-III), HE4, CA125 and age in premenopausal women discriminates EOC and borderline tumors from benign tumors to higher accuracy compared to the Risk of Ovarian Malignancy Algorithm (p=0.007). (lu.se)
  • Squamous cell carcinoma (SCC) in various morphological forms needs to be separated from other epithelial tumors for treatment modality selection. (cytojournal.com)
  • A benign, non-neoplastic, usually self-limiting epithelial lesion closely resembling squamous cell carcinoma clinically and histopathologically. (bvsalud.org)
  • Benign Epithelial Tumors, Hamartomas, and Hyperplasias. (wikipedia.org)
  • Benign ovarian tumors may be precursors and etiological risk factors for ovarian cancer. (frontiersin.org)
  • They are benign but are precursors to adenocarcinoma. (anatomywarehouse.com)
  • Pantomics Array Description: Thyroid cancer tissue array, 150 cores from normal/benign (5 cases) and cancer (70 cases with grading and. (delos.info)
  • Only 3 benign breast tumour tissues (12.5%) and none of the healthy breast tissue specimens were HPV-DNA-positive. (who.int)
  • These tumors are predominantly cystic but may contain variable solid areas, often representing a coexisting benign Brenner component. (cap.org)
  • Although most mammary tumors in rats are benign, if not treated will continue to grow becoming quite large measuring from several millimeters to several centimeters and encompassing up to half the body weight of the rat. (ratguide.com)
  • One third of all ovarian tumors are serous, and two thirds of these serous tumors are benign. (medscape.com)
  • The epithelial lining of the fallopian tube is of critical importance for human reproduction and has been implicated as a site of origin of high-grade serous ovarian cancer. (nature.com)
  • The most common histology-high-grade serous epithelial ovarian cancer-is considered as a single clinical entity along. (msdmanuals.com)
  • Mixed mesenchymal and epithelial tumors are of Mullerian origin. (cytojournal.com)
  • MRIs of 81 patients (20 bilateral), including 31 benign, 27 borderline, and 23 malignant, who had pelvic imaging between 2013-2020, were evaluated retrospectively. (bvsalud.org)
  • Histologically, they may have epithelial dysplasia characterized by nuclear hyperchromasia, elongation and stratification. (anatomywarehouse.com)
  • There are different forms of ocular vaccinia: blepharitis (inflammation of the eyelid), conjunctivitis, keratitis (inflammation of the cornea, including epithelial and stromal forms), iritis, or combinations thereof. (cdc.gov)
  • Borderline ovarian tumors represent 10-20% of epithelial ovarian neoplasm's [ 5 ] with an incidence of 1.8-4.8 out of 100.000 women per year [ 6 ] and typically have an excellent prognosis. (intechopen.com)
  • Clinical behavior is typically benign, although rare local recurrences occur. (cap.org)
  • 2. Presence of macular fibrosis or retinal epithelial tear, clinically relevant myopic degeneration, or vitreous hemorrhage a. (who.int)
  • Unfortunately, almost 70 percent of women with the common epithelial ovarian cancer are not diagnosed until the disease is advanced in stage - i.e., has spread to the upper abdomen (stage III) or beyond (stage IV). (news-medical.net)
  • Morphologic, Immunophenotypic, and Molecular Features of Epithelial Ovarian Cancer. (nih.gov)
  • Epithelial ovarian cancer comprises a heterogeneous group of tumors. (nih.gov)
  • Benign ovarian tumors were associated with an increased risk of ovarian cancer (pooled relative risk [RR]=1.39, 95% confidence interval [CI]: 1.01-1.90), with high heterogeneity among studies. (frontiersin.org)
  • Benign ovarian tumors were associated with an increased risk of ovarian cancer. (frontiersin.org)
  • While numerous epidemiological studies have investigated the association between benign ovarian tumors and ovarian cancer risk, the results have been inconsistent ( 5 - 14 ). (frontiersin.org)
  • Since the relationship between benign ovarian tumors and ovarian cancer risk remains unclear, this systematic review and meta-analysis aimed to assess the association based on the most recent epidemiological evidence. (frontiersin.org)
  • The enlargement of the prostate is the majority of the time due to benign enlargement, but sometimes advanced prostate cancer can cause some of those symptoms as well. (thenakedscientists.com)
  • L'étude menée en Iraq a utilisé la méthode d'hybridation in situ pour déterminer la fréquence du papillomavirus humain et pour son génotypage dans les échantillons de tissus prélevés auprès de 129 patientes ayant reçu un diagnostic de cancer du sein malin, de 24 patientes porteuses d'une tumeur du sein bénigne et de 20 femmes témoins en bonne santé. (who.int)
  • BACKGROUND/AIM: To assess preoperative blood levels of a biomarker panel in relation to the new classification system of epithelial ovarian cancer (EOC) type I and II. (lu.se)
  • En 11 annees (1er janvier 1998-31 decembre 2008) 9946 patientes ont ete operes dans notre servie dont 29 pour le cancer de l'ovaire soit 0;29. (bvsalud.org)
  • Benign Brenner tumors account for approximately 5% of all benign ovarian epithelial tumors and are typically found incidentally in women in the 5th to 7th decades of life. (cap.org)
  • Grossly, benign Brenner tumors are small (typically less than 2 cm) and unilateral. (cap.org)
  • Benign ovarian tumors usually grow slowly and rarely become malignant. (msdmanuals.com)