. It is a typically benign … The prognosis of these tumors is usually assessed on a case-by-case basis. It is most often unilateral. Botany. Most patients were premenopausal, and the mean lesion diameter was 57.3 mm (range, 30‐95 mm). A struma ovarii (literally: goitre of the ovary) is a rare form of monodermal teratoma that contains mostly thyroid tissue, which may cause hyperthyroidism. It was first discovered or elaborated in 1899. The signs and symptoms of Struma Ovarii may vary from one individual to another. Struma ovarii tumor is a subtype of an ovarian teratoma and is composed entirely or predominantly of thyroid tissue and containing variable-sized follicles with colloid material. Although the typical presentation is that of a pelvic mass, unusual clinical manifestations such as hyperthyroidism, ascites, and Meigs' syndrome have been recognised. A struma ovarii (literally: goitre of the ovary) is a rare form of monodermal teratoma that contains mostly thyroid tissue, which may cause hyperthyroidism.. Patients may present with abdominal mass and unusual symptoms due to thyrotoxicosis, or with Meigs syndrome (ascites and pleural effusion). Shen, J., Xia, X., Lin, Y., Zhu, W., & Yuan, J. In this tumor thyroid tissues are present w... Struma ovarii is a type of tumor of ovaries. Look it up now! Struma Ovarii A rare teratoid tumor of the ovary composed almost entirely of thyroid tissue, with large follicles containing abundant colloid. © 2003 by Saunders, an imprint of Elsevier, Inc. Thyroid-type carcinoma of struma ovarii. Shaco-Levy, R., Peng, R. Y., Snyder, M. J., Osmond, G. W., Veras, E., Bean, S. M., ... & Robboy, S. J. https://medical-dictionary.thefreedictionary.com/struma+ovarii. 124 Struma ovarii accounts for less than 1% of all ovarian tumors and 2% to 4% of all ovarian teratomas; 5% to 10% are bilateral, and 5 to 10% are malignant. BACKGROUND: Malignant struma ovarii (MSO) is a germ cell tumor of the ovary histologically identical to differentiated thyroid cancers. Please remove adblock to help us create the best medical content found on the Internet. [ 18 ] Read More Struma ovarii definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Die Struma ovarii (lat. It is always important to discuss the effect of risk factors with your healthcare provider. Rarely, struma ovarii undergoes malignant transformation. This type of tumor makes up only 1 percent of ovarian tumors.They develop into either a benign strumosis or a strumal carcinoid. The incidence of malignancy arising in patients with struma ovarii is rare. Three cases of struma ovarii underwent laparoscopic surgery with definite preoperative diagnosis. Add Definition. First described by Von Klden in 1895 and Gottschalk in 1899, struma ovarii is the most common type of monodermal teratoma, and comprises about 3.0% of all ovarian teratomas. However, the prognosis of a malignant Struma Ovarii depends upon numerous factors and can be only assessed on a case-by-case basis, Struma Ovarii is a rare type of teratoma that may be observed in women over 40 years of age, including in postmenopausal women, No specific racial or ethnic group predilection is noted, Nearly, 3% of all mature teratomas are reported to be Struma Ovarii tumors, Currently, no definite risk factors have been identified for Struma Ovarii, In general, it is known that cancers form when normal, healthy cells begin transforming into abnormal cells - these cancer cells grow and divide uncontrollably (and lose their ability to die), resulting in the formation of a mass or a tumor, The transformation of normally healthy cells into cancerous cells may be the result of genetic mutations. Despite its name, struma ovarii is not restricted to the ovary. Patients may present with abdominal mass and unusual symptoms due to thyrotoxicosis, or Meigs syndrome (ascites and pleural effusion). struma ova´rii a teratoid ovarian tumor composed of thyroid tissue. Struma ‚Drüsenschwellung am Hals‘, ‚Geschwulst‘) ist ein überwiegend einseitig auftretender, in der Regel gutartiger Tumor der Eierstöcke. Ovarian struma ovarii occurred in 12 (4.8%) of 251 cases of ovarian dermoid cysts. Although the typical presentation is that of a pelvic mass, unusual clinical manifestations such as hyperthyroidism, ascites, and Meigs' syndrome have been recognised. A rare teratoid tumor of the ovary composed almost entirely of thyroid tissue, with large follicles containing abundant colloidOccasionally there are symptoms of hyperthyroidism. Struma ovarii associated with pseudo-Meigs' syndrome and elevated serum CA 125: a case report and review of the literature. A rare teratoid tumor of the ovary composed almost entirely of thyroid tissue, with large follicles containing abundant colloidOccasionally there are symptoms of hyperthyroidism. Strimón, river, 216 mi (348 km) long, rising in the mountains of W Bulgaria and flowing S, through NE Greece, to the Aegean Sea. An ovarian mature teratoma characterized by the presence of aberrant thyroid tissue with morphologic changes identical to thyroid carcinoma. a rare ovarian tumor, regarded as teratomatous, in which thyroid tissue has surpassed the other elements; occasionally associated with hyperthyroidism. Struma ovarii: role of imaging?. Struma Ovarii (n.). It was first discovered or elaborated in 1899. Struma ‚Drüsenschwellung am Hals‘, ‚Geschwulst‘) ist ein überwiegend einseitig auftretender, in der Regel gutartiger Tumor der Eierstöcke. Struma ovarii (SO) is defined as an ovarian teratoma that is composed predominantly (over 50%) or entirely of thyroid tissue. "Struma" steht dabei für die große Schilddrüse, "nodosa" für die Knoten. Diagnosis of Struma ovarii with medical imaging. Als Struma wird jede Schilddrüsenvergrößerung bezeichnet, unabhängig von Ätiologie und Stoffwechsellage der Schilddrüse. Archives of pathology & laboratory medicine, 134(5), 786-791. The most common thyroid-type malignancies to arise in struma ovarii are papillary and follicular carcinomas. Generally, the treatment of choice is complete surgical excision for all teratomas. [from NCI] Term Hierarchy. The natural history of 27 cases of biologically malignant struma ovarii from a series of 88 cases of histologically malignant or histologically proliferative struma ovarii is described. Knoten ist nicht gleich Krebs. If necessary, a tissue sample is obtained for further analysis. Most patients were premenopausal, and the mean lesion diameter was 57.3 mm (range, 30‐95 mm). Struma Ovarii Struma ovarii Engelsk definition. Struma Ovarii is an infrequently observed mature teratoma that is almost exclusively composed of thyroid tissue filled with colloid. Struma definition is - goiter. Meaning of struma ovarii. • STRUMA (noun) The noun STRUMA has 2 senses:. 10 year old girl with tachycardia, normal thyroid and thyrotoxicosis with papillary thyroid carcinoma arising from a struma ovarii (Int J Surg Case Rep 2018;51:218) 48 year old woman with malignant struma ovarii presenting 14 years after oophorectomy and chemotherapy (Medicine (Baltimore) 2018;97:e13867) 52 year old woman with clinical features of … The cause of formation of the tumor is unknown. Archives of pathology & laboratory medicine, 136(2), 172-178. Radiographic features . Definition. It is considered that it is the part of a teratoma. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. Struma Ovarii is an infrequently observed mature teratoma that is almost exclusively composed of thyroid tissue filled with colloid. In some cases, the tumor can release thyroid hormones resulting in associated complications, such as thyrotoxicosis, The treatment of Struma Ovarii involves surgery in most cases. Struma ovarii has elicited considerable interest because of its many unique features since Ludwig Pick first elucidated its relationship to teratoma in the early part of the 20th century. Struma ovarii is a rare ovarian tumor defined by the presence of thyroid tissue comprising more than 50% of the overall mass. Struma ovarii is a rare entity consisting of thyroid components that are part of a teratoma or dermoid in the ovary. Struma ovarii is ectopic thyroid tissue associated with dermoid tumors or ovarian teratomas that can secrete excessive amounts of thyroid hormone and produce thyrotoxicosis. Keywords: Struma ovarii, papillary thyroid carcinoma, malignant struma ovarii Introduction The monodermal teratoma struma ovarii (SO) was originally described by Bottlin in 1888 as dence in the fifth decade. Riedel's struma Riedel's thyroiditis. 1. In Untersuchungsbefunden liest man manchmal auch noch weitere Differenzierungen wie "uninodosa" (nur ein Knoten) oder "multinodosa" (mehrere Knoten). Occasionally there are symptoms of hyperthyroidism. Computed tomography (CT) scans of 13 pathologically proven struma ovarii were retrospectively reviewed by two radiologists in consensus. The search of our database in the Hospital of Ben Arous starting from 2005 to date has found only three cases of struma ovarii … A pathologist examines the biopsy under a microscope. Scans were evaluated for the laterality, size, mass configuration, margins, internal architecture, presence of intracystic high attenuation lesions on precontrast scans, and cyst wall enhancement. Write it here to share it with the entire community. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. Struma ovarii is a monodermal variant of ovarian teratoma, which was initially described by Bottlin in 1888 and, later, by Pick in 1902 and 1903, who recognized that struma ovarii was composed of thyroid tissue.1 Malignancy of struma ovarii is rare. struma ovarii The presence of mature thyroid tissue as the predominant tissue in an ovarian teratoma, which may cause clinical hyperthyroidism; 5-10% of struma ovarii become malignant, which is indicated by metastasis McGraw-Hill Concise Dictionary of Modern Medicine. Rarely, papillary carcinoma of thyroid can arise in Struma Ovarii, Metastasis of malignant tumors to distant sites, Recurrence of the tumor following its incomplete surgical removal, Side effects of radiation therapy that may include sunburn-like rashes, where radiation was targeted, red or dry skin, heaviness of the breasts, and general fatigue, Side effects of chemotherapy, which may include nausea, vomiting, hair loss, decreased appetite, mouth sores, fatigue, low blood cell counts, and a higher chance of developing infections, The treatment can also cause infertility in men and women. Gives rise to the formation of this study was to evaluate computed tomographic findings of struma ovarii a. Necessary, a river in Bulgaria of data on this website, including dictionary, thesaurus,,. Wird jede Schilddrüsenvergrößerung bezeichnet, unabhängig von Ätiologie und Stoffwechsellage der Schilddrüse to the.. 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