Goffredo, P., Sawka, A. M., Pura, J., Adam, M. A., Roman, S. A., & Sosa, J. Struma (in Greek, Strimon), a river in Bulgaria and Greece. Radiographic features . Dujardin, M. I., Sekhri, P., & Turnbull, L. W. (2014). ‘The most common forms of this variant are struma ovarii and carcinoid in the ovary.’ More example sentences ‘A 62-year-old white woman underwent right ovary resection that had a pathologic diagnosis of struma ovarii.’ Mutations allow the cancer cells to grow and multiply uncontrollably to form new cancer cells, These tumors can invade nearby tissues and adjoining body organs, and even metastasize and spread to other regions of the body, Presence of a well-circumscribed tumor in the ovary; monodermal teratomas are generally benign, The tumors are cystic (fluid-filled) in nature, Generally, only one ovary is affected; but, involvement of both ovaries may be seen (bilateral teratoma), The tumors may range in size from a few cm to over 20 cm, Large tumors (size over 4 cm) can compress the surrounding structures or organs and give the sensation of an abdominal mass, Abdominal pain from large-sized ovarian tumors, Abdominal discomfort, heaviness, and tenderness (especially at the iliac fossa, which is an area near to the hip bone), Pelvic discomfort and pain; lower back pain, Frequent urination due to compression/pressure of the tumor, When metastasis is noted, it may result in weight loss, fatigue, and other systemic symptoms, Physical examination and complete medical history screening, Ultrasound scan of the pelvis: It is a non-invasive procedure that uses high frequency sound waves to produce real-time images, Transvaginal ultrasound: An ultrasound is inserted into the vagina and the mass is examined using sound waves, Abdominal and pelvic CT scan: It is a non-invasive procedure that provides more details of soft tissues, blood vessels, and internal organs, Pelvic MRI scan: It is a non-invasive medical test that uses a powerful magnetic field to produce images of soft tissues, bones, organs, and all other internal structures of the abdomen and pelvis, Hysteroscopy: This procedure involves placing a probe through the cervix to examine the cavity of the uterus, Laparoscopy: A special device is inserted through a small hole into the abdomen, to visually examine it. It is believed that abnormal differentiation of germ cells gives rise to the formation of this tumor. A tumor consisting of different types of tissue, as of skin, hair, and muscle, caused by the development of independent germ cells. METHODS: Computed tomography (CT) scans of 13 pathologically proven struma ovarii were retrospectively reviewed by two radiologists in consensus. The prognosis of Struma Ovarii depends on whether the tumor is benign or malignant. Coexistence of malignant struma ovarii and cervical papillary thyroid carcinoma. Struma ovarii is a type of tumor of ovaries. "Struma Ovarii" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings).Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity. It was found that 6% a rare form of ovarian tumor. It was first discovered or elaborated in 1899. Struma Ovarii (n.). 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. click for more detailed meaning in Hindi, definition, pronunciation and example sentences. A river, about 415 km (260 mi) long, of western Bulgaria and northeast Greece flowing southward to an inlet of the Aegean Sea. Eine Struma nodosa ist eine vergrößerte Schilddrüse, die knotig verändert ist. Struma ovarii is a monodermal variant of mature teratoma in which thyroid tissue predominates. It was first discovered or elaborated in 1899. Struma ovarii definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. 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. (1) 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. (2010). [from NCI] Term Hierarchy. Your healthcare provider may perform additional tests to rule out other clinical conditions to arrive at a definitive diagnosis. Riedel's struma Riedel's thyroiditis. 5-10% of struma ovarii become malignant, the only absolute criterion for which is the presence of metastasis. 18 Beziehungen. Most patients were premenopausal, and the mean lesion diameter was 57.3 mm (range, 30‐95 mm). The same is true for histologic malignancy in, Conclusions from this study of histology plus our two other earlier analyses (1,3) indicate that, Case Age Location Tumor No in Years Diameter[cm] 1 34 Right 5 2 23 Right 10 3 32 Left 10 4 35 Right 9 5 46 Right 7 6 37 Right 6 7 38 Left 15 8 41 Left 7 9 32 Left 10 10 40 Right 11 11 40 Right 10 12 25 Right 6 13 24 Left 7 Case Diagnosis Histologic No Grade 1 MCT * 0 2 MCT 0 3 MCT 0 4 MCT 0 5 MCTwith MC[A.sup.+] 0 6 MCT 0 7 MCT with SC[C.sup.[??]] Definition. 1. abnormally enlarged thyroid gland; can result from underproduction or overproduction of hormone or from a deficiency of iodine in the diet 2. a form of tuberculosis characterized by swellings of the lymphatic glands Familiarity information: STRUMA used as a noun is rare. It is a typically benign … Struma ovarii Definition, Meaning, Symptoms, Causes, Treatment Diseases. 3 8, Hyperthyroidism is rare; however, the preoperative diagnosis of struma ovarii/malignant, Dictionary, Encyclopedia and Thesaurus - The Free Dictionary, the webmaster's page for free fun content, CYSTIC STRUMA OVARII: A RARE OVARIAN TERATOMA, Malignant struma ovarii: a blinded study of 86 cases assessing which histologic features correlate with aggressive clinical behavior, Study of histomorphological changes of teratomas in tertiary care hospital, structural maintenance of chromosomes (SMC) family, Strümpell-Leichtenstern encephalitis disease, Strumento Finanziario di Orientamento della Pesca. An ovarian mature teratoma characterized by the presence of aberrant thyroid tissue with morphologic changes identical to thyroid carcinoma. Struma Ovarii (n.). Struma ‚Drüsenschwellung am Hals‘, ‚Geschwulst‘) ist ein überwiegend einseitig auftretender, in der Regel gutartiger Tumor der Eierstöcke.Es handelt sich dabei um eine Variante des reifen Teratoms, die zu mehr als 50 Prozent aus reifem, regulär aufgebauten Schilddrüsengewebe besteht. Thyroid tissue may demonstrate the same spectrum of pathological features as in the normal thyroid including benign and malignant changes. The following surgical procedures may be considered: Cystectomy or surgical removal of the ovarian cyst, Oophorectomy or removal of the affected ovary, Additionally, chemotherapy and/or radiation therapy may be necessary for malignant tumors, Follow-up care with regular screening and check-ups are important and encouraged, Tumors that behave in a benign manner, with complete surgical removal of the tumor, can have an excellent prognosis, Malignant teratomas may be aggressive, difficult to treat (complete tumor resection may not be possible), and can spread to other sites. The cause of development of Struma Ovarii is generally unknown. Struma ovarii is ectopic thyroid tissue associated with dermoid tumors or ovarian teratomas that can secrete excessive amounts of thyroid hormone and produce thyrotoxicosis. Struma Ovarii Struma ovarii Engelsk definition. A risk factor increases one’s chances of getting a condition compared to an individual without the risk factors. 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. Struma ovarii occurred more frequently (68.8%) in the right adnexa and was seen with a normal CA‐125 level. Please remove adblock to help us create the best medical content found on the Internet. Teratoma of ovary is a rare type of ovarian tumor that arises from the germ cells, which is usually observed in adolescent and young women, Struma Ovarii is mostly observed in middle-aged and older women. Also, not having a risk factor does not mean that an individual will not get the condition. 1. &NA; Since its first description in the early part of the twentieth century, struma ovarii has elicited considerable interest because of its many unique features; however, at present a number of aspects remain enigmatic. INTRODUCTION. "Struma Ovarii" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings).Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity. A. Also, presently, the risk factors for the same are not well-established, In many cases, no signs and symptoms of teratoma are observed and these tumors are diagnosed incidentally. Knoten ist nicht gleich Krebs. 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 ‚Drüsenschwellung am Hals‘, ‚Geschwulst‘) ist ein überwiegend einseitig auftretender, in der Regel gutartiger Tumor der Eierstöcke. Struma ovarii is an uncommon condition, in which thyroid tissue is the predominant or exclusive element in an ovarian teratoma. Struma Ovarii is an infrequently observed mature teratoma that is almost exclusively composed of thyroid tissue filled with colloid. There is a paucity of data on this neoplasm, with fewer than 200 reported cases. Some tumors may grow to large sizes and cause obstructive signs and symptoms. "Struma Ovarii" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings).Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity. Die Struma ovarii (lat. It is considered that it is the part of a teratoma. 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. It most commonly occurs as part of a teratoma, but may occasionally be encountered with serous or mucinous cystadenomas. 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. Shaco-Levy, R., Peng, R. Y., Snyder, M. J., Osmond, G. W., Veras, E., Bean, S. M., ... & Robboy, S. J. Es handelt sich dabei um eine Variante des reifen Teratoms, die zu mehr als 50 Prozent aus reifem, regulär aufgebauten Schilddrüsengewebe besteht. CT and MR features of struma ovarii Takashi Ikeuchi,1 Takashi Koyama,2 Ken Tamai,3 Koji Fujimoto,2 Yoshiki Mikami,4 Ikuo Konishi,5 Kaori Togashi2 1Department of Radiology, Kansai Denryoku Hospital, 2-1-7 Fukushima Fukushima-ku Kawahara-cho, Osaka 553-0003, Japan 2Department of Diagnostic Imaging and Nuclear Medicine, Graduate School of Medicine, Kyoto University, 54 Kawahara-cho, Exploration of the abdomen using a laparoscope is called ‘exploratory laparoscopy’, Laparotomy: The abdomen is opened through an incision for examination, and if required, a biopsy sample obtained. The aberrant thyroid tissue shows morphologic changes identical to thyroid adenoma or carcinoma. 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. Examination of the biopsy under a microscope by a pathologist is considered to be gold standard in arriving at a conclusive diagnosis, Biopsy specimens are studied initially using Hematoxylin and Eosin staining. Struma ovarii (SO) is defined as an ovarian teratoma that is composed predominantly (over 50%) or entirely of thyroid tissue. The extraovarian spread was evident at presentation in 17 patients. Struma ovarii is a rare ovarian tumor that was first described in 1899. The complications of Struma Ovarii may depend on whether the tumor is benign or malignant. In this tumor thyroid tissues are present w... Struma ovarii is a type of tumor of ovaries. . Adverts are the main source of Revenue for DoveMed. Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. Malignant teratomas may be additionally treated using chemotherapy and/or radiation therapy, In a majority, the prognosis of a benign teratoma is excellent with early appropriate treatment. Occasionally there are symptoms of hyperthyroidism. a cushionlike swelling on an organ, as that at one side of the base of the capsule in many mosses. Struma ovarii is a type of tumor of ovaries. 5-10% of struma ovarii become malignant, the only absolute criterion for which is the presence of metastasis. A rare teratoid tumor of the ovary composed almost entirely of thyroid tissue, with large follicles containing abundant colloid. The following article link will help you understand other cancers and benign tumors: http://www.dovemed.com/diseases-conditions/cancer/, American Cancer Society (ACS)1599 Clifton Road, NE Atlanta, GA 30329-4251Toll-Free: (800) 227-2345TTY: (866) 228-4327Website: http://www.cancer.org, https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1626485/ (accessed on 09/18/2018), https://www.cancerresearchuk.org/about-cancer/ovarian-cancer/types/teratoma (accessed on 09/18/2018), https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4567366/ (accessed on 09/18/2018), https://embryo.asu.edu/pages/teratomas (accessed on 09/18/2018), https://pubs.rsna.org/doi/full/10.1148/radiographics.21.2.g01mr09475 (accessed on 09/18/2018), https://www.sciencedirect.com/science/article/pii/S0968605305800213 (accessed on 09/18/2018), https://www.ncbi.nlm.nih.gov/pubmed/12440821 (accessed on 09/18/2018), https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4325564/ (accessed on 09/18/2018), https://www.sciencedirect.com/science/article/pii/S2213307016300314 (accessed on 09/18/2018), http://www.ijcasereportsandimages.com/archive/2012/004-2012-ijcri/003-04-2012-khediri/ijcri-00304201233-khediri-full-text.php (accessed on 09/18/2018). Have a definition for Struma ovarii ? The complications may include: There may be complications related to the methods used in treating the condition and may include: The treatment of Struma Ovarii may involve the following: Currently, there are no known methods to prevent the development of Struma Ovarii. Approved by: Krish Tangella MD, MBA, FCAP. The most common thyroid-type malignancies to arise in struma ovarii are papillary and follicular carcinomas. Archives of pathology & laboratory medicine, 134(5), 786-791. Struma ‚Drüsenschwellung am Hals‘, ‚Geschwulst‘) ist ein überwiegend einseitig auftretender, in der Regel gutartiger Tumor der Eierstöcke. 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. This type of tumor makes up only 1 percent of ovarian tumors.They develop into either a benign strumosis or a strumal carcinoid. struma ova´rii a teratoid ovarian tumor composed of thyroid tissue. (2015). Struma Ovarii is an infrequently observed mature teratoma that is almost exclusively composed of thyroid tissue filled with colloid. Archives of pathology & laboratory medicine, 136(2), 172-178. 125,126 Thyroid carcinomas arising from a struma ovarii occur in a minority of patients. Here, we present a case of struma ovarii in a female presented with abdominal distension. [] Although 5–15% of all ovarian teratomas may contain some thyroid tissue; only 2% of these are made exclusively of SO. It is defined by the presence of thyroid tissue comprising more than 50% of the overall mass. Hence, a FNA biopsy as a diagnostic tool has certain limitations, and an open surgical biopsy is preferred, A tissue biopsy of the tumor is performed and sent to a laboratory for a pathological examination. Patients may present with abdominal mass and unusual symptoms due to thyrotoxicosis, or with Meigs syndrome (ascites and pleural effusion). Struma ovarii comprises 1–4% of all dermoid tumors of the ovary, and very rarely presents in a malignant form, occurring in 0.3%–5% of all struma ovarii tumors [2–4]. © … • STRUMA (noun) The noun STRUMA has 2 senses:. The signs and symptoms of Struma Ovarii include the following: There are a variety of tests the healthcare provider may employ to diagnose Struma Ovarii, which may include: Although the above modalities can be used to make an initial diagnosis, a tissue biopsy of the tumor is necessary to make a definitive diagnosis to begin treatment. The malignant nature of the other 10 tumors became apparent only after they recurred. It is a typically benign tumor, but may transform into a malignancy. The vast majority of struma ovarii are benign tumours; however, malignant tumours of this type are found in a small percentage of cases. 5-10% of struma ovarii become malignant, the only absolute criterion for which is the presence of metastasis. 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. [ 18 ] Read More The most common thyroid-type malignancies to arise in struma ovarii are papillary and follicular carcinomas. (1-6) It is defined as an ovarian teratoma that is composed predominantly of thyroid tissue (> 50%), or forms a … Struma ovarii is a variant of a germ cell tumor composed predominantly of thyroid tissue. struma (countable and uncountable, plural strumas or strumae) Scrofula. Struma ovarii is a rare type of tumor that develops on the ovaries.It is made up of at least 50 percent thyroid tissue. The tissue for diagnosis can be procured in multiple different ways which include: Note: A majority of Struma Ovarii tumors are discovered incidentally. Malignant struma ovarii: a blinded study of 86 cases assessing which histologic features correlate with aggressive clinical behavior. The Struma is 415 km long, including 290 km in Bulgaria. Leong, A., Roche, P. J., Paliouras, M., Rochon, L., Trifiro, M., & Tamilia, M. (2013). Definition An ovarian mature teratoma characterized by the presence of aberrant thyroid tissue. Struma ovarii is a rare ovarian tumour that has been reported to represent 0.5%–1.0% of all ovarian tumours. The prognosis of these tumors is usually assessed on a case-by-case basis. 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. struma ovarii in Hindi :: स्ट्रूमा ओवेरियाइ…. [from NCI] Strimón, river, 216 mi (348 km) long, rising in the mountains of W Bulgaria and flowing S, through NE Greece, to the Aegean Sea. It is a typically benign tumor, but may transform into a malignancy, It is described as a form of monodermal teratoma of ovary. The Journal of Clinical Endocrinology & Metabolism, 98(12), 4599-4605. Struma ovarii: role of imaging?. Struma (stro͞o`mä), Gr. Struma ovarii or monodermal teratoma is a specialized ovarian neoplasm which mainly constitutes mature thyroid tissue. Malignant struma ovarii: a population-level analysis of a large series of 68 patients. "Struma" steht dabei für die große Schilddrüse, "nodosa" für die Knoten. Struma Ovarii A rare teratoid tumor of the ovary composed almost entirely of thyroid tissue, with large follicles containing abundant colloid. Journal of ovarian research, 3(1), 18. a rare ovarian tumor, regarded as teratomatous, in which thyroid tissue has surpassed the other elements; occasionally associated with hyperthyroidism. Shen, J., Xia, X., Lin, Y., Zhu, W., & Yuan, J. In Untersuchungsbefunden liest man manchmal auch noch weitere Differenzierungen wie "uninodosa" (nur ein Knoten) oder "multinodosa" (mehrere Knoten). Thyroid, 25(2), 211-215. In general, most (small) tumors are asymptomatic and no significant symptoms are observed, while large tumors are known to present symptoms. 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 Göbös pajzsmirigy (struma nodosa) Szerző: Budai Endokrinközpont - Prof. Dr. … 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 entity consisting of thyroid components that are part of a teratoma or dermoid in the ovary. Hence, measures to protect the individual’s fertility must be considered, before starting chemotherapy, Damage to the muscles, vital nerves, and blood vessels, during surgery, Post-surgical infection at the wound site is a potential complication. 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