Disclaimer, National Library of Medicine Approximately 10% of patients with phyllodes tumours develop distant metastases and this can go up to 20% in patients with histologically malignant tumours. Am J Surg Pathol 2003; 27: 343-8. 1, 31 these tumors have inherent recurrence and/or metastatic potential, which varies based on histologic grade.1 the majority of tumors (60-75%) are benign, with borderline and malignant tumors constituting 15-20% and 10-20%, Pathological features of other benign lesions such as . Kousaka J, Fujii K, Yorozuya K, Mouri Y, Yoshida M, Nakano S, Fukutomi T, Takahashi E, Yokoi T. Breast Cancer. Online ahead of print. var widget_id = grecaptcha.render( divs[ j ], params ); Epidemiology Phyllodes tumors account for less than 0.3-1% of all breast neoplasms 13. Bookshelf Periductal Stromal Tumors and Phyllodes Tumors Represent a Spectrum of Fibroepithelial Lesions: What Is in a Name? <>
Stromal mitotic figures are frequent. 2021 Oct 15;11:577227. doi: 10.3389/fonc.2021.577227. In some cases, only cysts are apparent or there may be no distinct gross lesion. Periductal Stromal Tumor of the Breast: Case Report and Literature Review. It is unclear whether this tumor belongs to the spectrum of phyllodes tumor or is a separate entity. Borderline phyllodes tumor allows for, albeit a lesser degree compared to malignant phyllodes tumor, stromal overgrowth and an infiltrative tumor border. The 3rd edition terminology of 'periductal stromal sarcoma' is revised to 'periductal stromal tumour', akin to the widespread consensus to avoid the use of the term 'cystosarcoma' in the context of phyllodes tumours. The majority of those affected are active smokers. /* breast tissues on trucut biopsy and compare with a . Periductal stromal sarcoma in a child: a case report. Spindle cells were positive for CD34, and negative for SMA, myosin, CD117, and beta-catenin. Some would extend the spectrum to include malignant phyllodes tumors and frank sarcoma. FOIA PubMed Search: Phyllodes tumor of the breast[TI] full text[SB] pathology. } Introduction: Fibroadenomas (FAs) and phyllodes tumors (PTs) are less prevalent but allied to have malignant transformation in many instances. 2008 Jan;52(1):45-57. doi: 10.1111/j.1365-2559.2007.02893.x. Periductal stromal tumor (PST) of the breast is a rare fibroepithelial neoplasm with controversial pathogenesis. Phyllodes Tumor of the Breast Definition Mixed epithelial and stromal/mesenchymal proliferation of breast characterized by increased stromal cellularity and characteristic broad "leaf-like" papillae inserted into cleft-like spaces Alternate/Historical Names Cystosarcoma phyllodes Diagnostic Criteria Usually large and grossly circumscribed WHO classification of tumors of the breast. { var recaptchaCallback = function() { } PubMed Search: Phyllodes tumor of the breast[TI] full text[SB] pathology. These rare fibroepithelial lesions display a biphasic morphology, characterized by a cellular stroma surrounding benign ducts. World J Surg Oncol. This site needs JavaScript to work properly. Breast; Breast Pathology; Breast Cancer; Introduction. Before J The 3rd edition terminology of 'periductal stromal sarcoma' is revised to 'periductal stromal tumour', akin to the widespread consensus to avoid the use of the term 'cystosarcoma' in the context of phyllodes tumours. [5] A notable feature however is that there growth rarely regresses, a distinguishing feature from fibroadenomas which tend to change in size based on a female's menstrual cycle. Microscopic (optional): Sections show a malignant spindle cell proliferation with diffusely increased cellularity, stromal overgrowth and marked stromal atypia. After surgery, the patient received adjuvant chemotherapy. } . Periductal stromal tumor (PDST) is a rare biphasic tumor of the breast that exhibits low-grade malignancy and intermediate behavior. [2] They were previously termed cystosarcoma phyllodes, coined by Johannes Muller in 1838, before being renamed to phyllodes tumor by the World Health Organization in 2003. Department of Pathology Stanford University School of Medicine Stanford CA 94305-5342 . PDSS is a distinct low-grade breast sarcoma, the appropriate diagnosis of which requires extensive tumor sampling and additional broad immunohistochemistry. The mammographic and sonographic findings of the palpable mass suggested the possibility of hamartoma. They were previously termed cystosarcoma phyllodes, coined by Johannes Muller in 1838, before being renamed to phyllodes tumor by the World Health Organization in 2003. var inputs = document.getElementsByTagName("input"); An official website of the United States government. Would you like email updates of new search results? if ( divs[ j ].className && divs[ j ].className.match( pattern ) && sitekey ) { soundManager.pause('btnplay_' + ids); It is typically a large, fast growing mass that forms from the periductal stroma of the breast 13. Phyllodes tumors. These rare fibroepithelial lesions display a biphasic morphology, characterized by a cellular stroma surrounding benign ducts. The https:// ensures that you are connecting to the soundManager.play(soundID, {onfinish: function() { histologic criteria for pss according to the afip include: predominantly sarcomatous spindle cell stromal proliferation around open ducts and tubules, lack of leaf-like growth pattern, one or more nodules that can be separated by adipose tissue, mitotic activity equal to or more than 3 in 10 hpf and infiltration into surrounding adipose tissue ( Its therapeutic management is based on wide surgery with free margins. Epidemiology Phyllodes tumors account for less than 0.3-1% of all breast neoplasms 13. NCI CPTC Antibody Characterization Program. Page views in 2021: 73,206. Periductal stromal tumor (PST) is an extremely rare, low-grade neoplasm that arises from breast connective tissue. Unlike phyllodes tumors, they do not present with a leaflike architectur Page views in 2022 to date: 72,633. . An official website of the United States government. This site needs JavaScript to work properly. var sitekey = divs[ j ].getAttribute( 'data-sitekey' ); Bilateral synchronous breast carcinomas followed by a metastasis to the gallbladder: a case report. Epub 2020 Jun 9. Despite their rarity, PTs are an important clinical problem due to their . if (loops == 'true') { Periductal stromal tumor: a rare lesion with low-grade sarcomatous behavior. } Disclaimer, National Library of Medicine Periductal stromal sarcoma in a child: a case report. } Unable to load your collection due to an error, Unable to load your delegates due to an error. An extremely rare entity, the PST is actually classified as a subtype of phyllodes tumor, with specific criteria that are only found upon histological examination of the specimen. . <>>>
We present a 57-year-old woman with a 3.02.31.0 cm lesion in the left breast. volume: volume, document.addEventListener( 'wpcf7submit', function( event ) { The risk of developing local recurrence or metastases is related to the histologic grade, according to the above-named features. //soundManager.stop('btnplay_'+ids); <>/XObject<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 595.32 841.92] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>>
Periductal stromal sarcoma is an extremely rare malignant fibroepithelial tumor of the breast which is characterized by its biphasic histology with benign ductal elements and a sarcomatous stroma . document.getElementById('btnstop_' + ids).style.display = 'inline'; Embedding The Notebook In Another Website, Copyright 2014 International Institute of Anticancer Research (Dr. John G. Delinassios), All rights reserved. Hofmann Product And Zaitsev, 2013 Nov;42(11):729-34. HHS Vulnerability Disclosure, Help Li, M.B.Ch.B. Ann Clin Lab Sci. The palpable mass in the right breast was confirmed as low-grade periductal stromal tumor and there were bilateral invasive ductal carcinomas in both upper outer breast quadrants. url: mp3url oggfile = pieces[1]; Invasive breast carcinoma of no special type and variants: glycogen rich invasive breast cancer of no special type (NST) lipid rich medullary osteoclastic giant cells sebaceous. Zhonghua Bing Li Xue Za Zhi. 3. Introduction: Periductal Stromal Sarcoma (PSS), especially spindle and epithelioid types, is a rare subtype of the malignant fibroepithelial tumor with benign ductal elements and a sarcomatous stroma composed of spindle cells. Phyllodes tumor, also known as cystosarcoma phyllodes, is a rare fibroepithelial tumor of the breast which has some resemblance to a fibroadenoma. } 2. Can't find what you're looking for?. HHS Vulnerability Disclosure, Help Lobular carcinoma: classic pleomorphic lobular carcinoma. It is characterized by proliferation of atypical spindle cells surrounding benign mammary ducts and infiltrating adjacent adipose tissue. Periductal stromal condensation may be seen; Frankly sarcomatous stroma may be seen in malignant phyllodes tumor . The patient underwent bilateral breast-conserving surgery, including the excision of the large palpable mass in the right breast. [27] A retrospective search of our Pathology database from 2000 to 2021 identified 6 PST, all evaluated according to the Armed Forces Institute of Pathology (AFIP) criteria. Papillary carcinoma: encapsulated papillary carcinoma solid papillary carcinoma. However, PDSS and PDSH may or may not form masses and vary in size, with a wide range (<1 cm to 24 cm). [11] Other than surgery, there is no cure for phyllodes, as chemotherapy and radiation therapy are not effective. Unlike phyllodes tumors, they do not present . and transmitted securely. PDSS is a distinct low-grade breast sarcoma, the appropriate diagnosis of which requires extensive tumor sampling and additional broad immunohistochemistry. Periductal stromal hyperplasia: the periductal stromal proliferation is bland, with no, or minimal, atypia. loopSound(soundID); Lakhani SR, Ellis IO, Schnitt SJ, et al. 2021 Feb;29(1):97-101. doi: 10.1177/1066896920929086. Phyllodes tumors. mp3file = pieces[0]; Page views in 2021: 73,206. document.getElementById('btnstop_' + ids).style.display = 'none'; document.getElementById('btnplay_' + ids).style.display = 'inline'; endobj
if (flg == 'play') { Periductal stromal tumor: a rare lesion with low-grade sarcomatous behavior. Marcella Nolita Dress, Licencia imgenes: ir pro tec compressor oil equivalent. Periductal stromal tumors (PSTs) of the breast are considered as a rare subtype of phyllodes tumors. [Clinicopathologic features and prognostic factors of malignant phyllodes tumors]. and transmitted securely. 2013 Nov;42(11):729-34. endobj
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