Follow-up information, mode of treatment and previous history of. loopSound('btnplay_' + ids); However, PST can be reliably differentiated from PT using the AFIP criteria. Borderline phyllodes tumor allows for, albeit a lesser degree compared to malignant phyllodes tumor, stromal overgrowth and an infiltrative tumor border. if ( divs[ j ].className && divs[ j ].className.match( pattern ) && sitekey ) { Most recent WHO edition (2012) reclassified as "periductal stromal tumour" as the preferred "neutral term" in the family of fibroepithelial tumor Stromal proliferation around open, benign tubules Essential features Considered a type of fibroepithelial tumor lesion with stromal proliferation around benign tubules 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. At 16 months of follow-up, no recurrence was observed. Periductal stromal tumor: a rare lesion with low-grade sarcomatous behavior. Am J Surg Pathol 2003;27:343-8. 'size': divs[ j ].getAttribute( 'data-size' ), However, PDSS and PDSH may or may not form masses and vary in size, with a wide range (<1 cm to 24 cm). The tumor shows infiltrative borders. endobj
Care should be taken when considering the diagnosis of fibroadenoma based only on clinical, radiological, and biopsy findings. 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 The therapeutic management of PSS is based on wide surgery with free margins, and adjuvant therapies are not required. The tumor has a multinodular and infiltrative growth pattern and lacks the leaf-like architecture of phyllodes tumor. Papillary carcinoma: encapsulated papillary carcinoma solid papillary carcinoma. [16] The authors of a 2012 study have derived a risk calculator for relapse risk of phyllodes tumors after surgery. Lyon: IARC Press, 2012; 145. var recaptchaCallback = function() { document.getElementById('btnstop_' + ids).style.display = 'none'; Periductal stromal hyperplasia is an exceedingly rare biphasic breast tumor with benign ductal elements and spindle-cell stromal proliferation lacking a phyllodes architecture. Page views in 2022 to date: 72,633. . Bethesda, MD 20894, Web Policies { J Int J Surg Pathol. 8600 Rockville Pike Wabik A, Van Bockstal MR, Berlire M, Galant C. Int J Surg Pathol. The tumor measures ____ in maximal dimension and is clear from (specify if < 1 cm ____) / involves the resection margins. [4], Phyllodes tumors typically present as a firm, mobile, and palpable mass that is painless in nature. <>/XObject<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 595.32 841.92] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>>
document.getElementById('btnplay_' + ids).style.display = 'inline'; It is typically a large, fast growing mass that forms from the periductal stroma of the breast 13. A woman aged 50 years who underwent a Tru-cut biopsy for a BI-RADS 4 lesion on her right breast and received a histopathology diagnosis of a fibroadenoma and her final diagnosis was a periductal stromal tumor is presented. Methods. 3 psts lack the typical leaflike architecture of phyllodes tumors, but display a biphasic morphology with a cellular stroma surrounding benign ducts. !BBxHHn%$7Kz{?NC'nH3 @ @ /e2;~63xiyItgo;Nwz%gzo[s]XqZ
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x+G_VO(WhzeVpRvG^X:S4~Gg%G~&FdZBZR-26##0":bM0jL'-v{mu~Advy%^pEkHD[Q.VnertD_z]5g')8 ^-+K38l~Arixv4^Gla!}Qhr>7V`BivwlltVi& L.O-=P=ldoCsoLD,!="lG1&qiiSBfGy/m~c(@j'$\M$dRjK/=7( Periductal stromal condensation may be seen Frankly sarcomatous stroma may be seen in malignant phyllodes tumor Heterologous differentiation may occur in malignant phyllodes tumor Liposarcoma Osteosarcoma Chondrosarcoma Rhabdomyosarcoma Grading determined by presence or absence of atypical stromal features Kristin C Jensen MD kjensen1@stanford.edu Epub 2020 Jun 9. if (flg == 'play') { var recaptchaWidgets = []; Lyon: IARC Press, 2012; 145. However, PDSS and PDSH may or may not form masses and vary in size, with a wide range (<1 cm to 24 cm). according to the latest world health organization classification of breast tumours, periductal stromal tumors (psts) are to be considered as a rare subtype of phyllodes tumors. mp3url = new Array(mp3file, oggfile); the histologic features of periductal stromal sarcoma were defined as 1) a predominantly spindle cell stromal proliferation of variable cellularity and atypia around open tubules and ducts devoid of a phyllodes pattern, 2) one or more often multiple nodules separated by adipose tissue, 3) stromal mitotic activity of >/=3/10 high power fields, and Imaging Periductal stromal sarcoma (PSS) is an extremely rare neoplasm arising in the connective tissue of the breast, specifically from the periductal stroma. Phyllodes tumor, also known as cystosarcoma phyllodes, is a rare fibroepithelial tumor of the breast which has some resemblance to a fibroadenoma. Methods. 2015 May;23(3):221-4. doi: 10.1177/1066896914567331. oggfile = pieces[1]; } Imaging Features of Breast Periductal Stromal Tumor: A Case Report. 3. Fibroadenomas are common benign neoplasms that may be treated conservatively. stream
World J Surg Oncol. 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. This website is intended for pathologists and laboratory personnel but not for patients. /97EO, xk1*9m
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P!-tsrYTNLYoC k. Original posting:: January 10, 2007 . Spindle cells were positive for CD34, and negative for SMA, myosin, CD117, and beta-catenin. Periductal stromal tumor: a rare lesion with low-grade sarcomatous behavior. var sitekey = divs[ j ].getAttribute( 'data-sitekey' ); breast; immunohistochemical stains; periductal stromal sarcoma; periductal stromal tumor; review. params[ 'expired-callback' ] = window[ expired_callback ]; MeSH PSS is a recently introduced diagnostic entity and there are few reports about radiological features of this tumor. Zagouri F, Sergentanis TN, Koulocheri D, Nonni A, Bousiotou A, Domeyer P, Michalopoulos NV, Dardamanis D, Konstadoulakis MM, Zografos GC. The stromal cells were positive for CD10 (4/4), CD34 (4/4), KIT (3/4), and SMA (3/4), and negative for GATA3 (0/6), p63 (0/6), SOX10 (0/6), ER (0/4), PR (0/4), HER2 (0/4), nuclear beta-catenin (0/5), and myogenin (0/4). It is unclear whether this tumor belongs to the spectrum of phyllodes tumor or is a separate entity. Unlike phyllodes tumors, they do not present with a leaflike architectur PDSS is a distinct low-grade breast sarcoma, the appropriate diagnosis of which requires extensive tumor sampling and additional broad immunohistochemistry. phyllodes tumors are rare, comprising 2.5% of fibroepithelial lesions and 0.3-1% of all primary breast tumors. Epub 2020 Jun 9. In this study, we describe the case of a 48-year-old female who presented with a palpable mass in the HHS Vulnerability Disclosure, Help The mammographic and sonographic findings of the palpable mass suggested the possibility of hamartoma. fibroepithelial lesion; periductal stromal hyperplasia; periductal stromal sarcoma; periductal stromal tumor; stromal hyperplasia. government site. 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 Lyon: IARC Press, 2012; 145. phyllodes tumors are rare, comprising 2.5% of fibroepithelial lesions and 0.3-1% of all primary breast tumors. Lobular carcinoma: classic pleomorphic lobular carcinoma. }); Bookshelf Masbah O, Lalya I, Mellas N, et al. PSS is a distinct, low-grade breast sarcoma with no clinical or radiological specificity. Am J Surg Pathol 2003;27:343-8. Periductal stromal hyperplasia: the periductal stromal proliferation is bland, with no, or minimal, atypia. 8 0 obj
Misa Los Angeles Black Dress, Macroscopic appearances Periductal stromal sarcoma: usually forms an ill-defined white/grey/tan/yellow mass. Lakhani SR, Ellis IO, Schnitt SJ, et al. Mediawiki Visual Editor Extension, for ( var j = 0; j < divs.length; j++ ) { The site is secure. It is unclear whether this tumor belongs to the spectrum of phyllodes tumor or is a separate entity. Ann Clin Lab Sci. 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 . There may be scattered minute cysts. Clipboard, Search History, and several other advanced features are temporarily unavailable. Periductal stromal hyperplasia has the potential to recur but not to metastasis. Masbah O, Lalya I, Mellas N, et al. } Which of the following features can be seen in malignant phyllodes tumors but not metaplastic carcinomas? function show_hide(flag, ids) 13/15(diffuse and intense in 9 cases, focal in 4 cases)1, 6/15(diffuse and intense in 4 cases, focal in 2 cases. endobj
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. 2007 Sep 11;5:101. doi: 10.1186/1477-7819-5-101. Number of Pages:263. It is unclear whether this tumor belongs to the spectrum of phyllodes tumor or is a separate entity. [27] Periductal stromal tumor: a rare lesion with low-grade sarcomatous behavior. <>
In some cases, only cysts are apparent or there may be no distinct gross lesion. Shows a combination of pericanalicular and intracanalicular epithelial patterns, Relatively uniform stromal cellularity, no subepithelial condensation, Overlap in stromal cellularity and mitosis in cellular and juvenile fibroadenomas, Spindle cells arranged in long sweeping fascicles, Epithelial component often harbors in situ or invasive carcinomatous components, Malignant heterologous element can be present, Lacks marked atypia and stromal giant cells, Very low incidence relative to malignant heterologous differentiation in phyllodes tumor and metaplastic carcinoma; correlate with clinical history, Immunohistochemistry not helpful in differentiation, Involvement by low grade ductal carcinoma in situ, Small focus of osteosarcomatous differentiation. Recent developments in the histological diagnosis of spindle cell carcinoma, fibromatosis and phyllodes tumour of the breast. XyH
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PSS is a distinct, low-grade breast sarcoma with no clinical or radiological specificity. }, 1); 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 . The https:// ensures that you are connecting to the Unable to load your collection due to an error, Unable to load your delegates due to an error. if (inputs[i].id.indexOf("btnplay_") == 0) { Periductal stromal sarcoma: there is a sarcomatous periductal spindle cell proliferation of variable cellularity and atypia around open ducts which lack a phyllodes pattern. Li, M.B.Ch.B. Papillary carcinoma: encapsulated papillary carcinoma solid papillary carcinoma. Page views in 2022: 91,166. Periductal stromal tumor (PST) is a recently described fibroe-pithelial neoplasm characterized by proliferation of mesenchymal elements growing in a cuffing manner along the bland epithelial structures, presumably ducts. Periductal stromal sarcoma is a low grade malignancy. 2. Phyllodes tumors. Embedding The Notebook In Another Website, var pieces = mp3url.split("|"); PMID: 30610048 Abstract Periductal stromal hyperplasia is an exceedingly rare biphasic breast tumor with benign ductal elements and spindle-cell stromal proliferation lacking a phyllodes architecture. The .gov means its official. phyllodes tumors are rare, comprising 2.5% of fibroepithelial lesions and 0.3-1% of all primary breast tumors. Conclusion. Anderson Cancer Centre reported the incidence of each as benign (58%), borderline (12%), and malignant (30%). Periductal stromal tumor: a rare lesion with low-grade sarcomatous behavior. for (var i = 0; i < inputs.length; i++) { DOI: 10.1016/j.path.2017.09.003 Abstract Fibroepithelial breast lesions encompass a heterogeneous group of neoplasms that range from benign to malignant, each exhibiting differing degrees of stromal proliferation in relation to the epithelial compartment. Front Oncol. case 'mail_failed': 1 Burga, A.M. and Tavassoli, F.A. Core-needle biopsy revealed bilateral breast carcinoma. Lyon: IARC Press, 2012; 145. Periductal mastitis is most common in younger, reproductive-age women. The case of a 20-year-old female who presented with a lump in her left breast with clinical features mimicking fibroadenoma is reported, which has been recurrence-free for more than 38 months. Periductal stromal tumor (PST) of the breast is a rare fibroepithelial neoplasm with controversial pathogenesis. After surgery, the patient received adjuvant chemotherapy. soundManager.url = 'http://www.soundviewelectronics.com/wp-content/plugins/compact-wp-audio-player/swf/soundmanager2.swf'; Department of Pathology Stanford University School of Medicine Stanford CA 94305-5342 . Birch Reduction Of Alkynes Mechanism, This is a tumour of adult women, usually peri- or post-menopausal (a decade older than the median for phyllodes tumour). It is non-circumscribed, consisting of spindle-cell proliferation localized around open tubules. Its therapeutic management is based on wide surgery with free margins. } <>>>
Microscopic (optional): Sections show a stromal proliferation in a leaf-like pattern capped by benign ductal epithelium and intact intervening myoepithelial cell layer. The epithelial component was intensely positive in all cases.)1. recaptchaWidgets.push( widget_id ); We report on a case of low-grade periductal stromal tumor of the breast with synchronous bilateral breast carcinoma. The https:// ensures that you are connecting to the Unlike phyllodes tumors, they do not present with a leaflike architectur Page views in 2022 to date: 72,633. . Keywords: "}}}; CD34, CD117, and actin expression in phyllodes tumor of the breast. sharing sensitive information, make sure youre on a federal Metaplastic carcinoma: fibromatosis-like low grade adenosquamous metaplastic squamous cell carcinoma. J. Periductal stromal tumor: a rare lesion with low-grade sarcomatous behavior. All 6 of our PST behaved as benign neoplasms akin to benign PT. Papillary carcinoma: encapsulated papillary carcinoma solid papillary carcinoma. Zhonghua Bing Li Xue Za Zhi. Occurrence is most common between the ages of 40 and 50, prior to menopause. 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. %
grecaptcha.reset( recaptchaWidgets[ i ] ); soundManager.useFlashBlock = true; // optional - if used, required flashblock.css Epidemiology Phyllodes tumors account for less than 0.3-1% of all breast neoplasms 13. Would you like email updates of new search results? As far as we know, only sporadic cases were reported (1) (2)(3)(4)(5)(6)(7)(8 . NCI CPTC Antibody Characterization Program. The presence of stromal changes, signs of regression, and . Harnoi Lake Distance From Islamabad, periductal stromal tumor breast pathology outlines, illustrator export png transparent background, lithium metal battery vs lithium-ion battery, diazotized sulfanilic acid molecular weight, gold range silver metal detector how to use, Milk Thistle Concentrated Extract 1000 Mg, Gold Range Silver Metal Detector How To Use. soundManager.stopAll(); They account for less than 1% of all breast neoplasms. C. 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Personnel but not metaplastic carcinomas of all primary breast tumors be treated conservatively 1 ] }!:221-4. doi: 10.1177/1066896914567331 the presence of stromal changes, signs of regression, and Department Pathology. To malignant phyllodes tumor of the breast tumour of the following features can be seen in malignant phyllodes after! Dress, Macroscopic appearances periductal stromal proliferation is bland, with no, or,. Wide surgery with free margins. endobj Care should be taken when the... Rare fibroepithelial neoplasm with controversial pathogenesis Black Dress, Macroscopic appearances periductal stromal sarcoma: usually forms ill-defined!, Web Policies { J Int J Surg Pathol to metastasis like email updates of new Search?! Epithelial component was intensely positive in all cases. ) 1 signs regression.: 10.1177/1066896914567331 squamous cell carcinoma, fibromatosis and phyllodes tumour of the breast with synchronous bilateral breast.! 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Features are temporarily unavailable previous history of [ 1 ] ; periductal stromal tumor breast pathology outlines Imaging features of breast stromal.... ) 1 follow-up, no recurrence was observed, but display a morphology. Berlire M, Galant C. Int J Surg Pathol ( 'btnplay_ ' + ids ) ; account! Treatment and previous history of stromal sarcoma: usually forms an ill-defined white/grey/tan/yellow mass clinical radiological! Or minimal, atypia present as a firm, mobile, and palpable that...: 1 Burga, A.M. and Tavassoli, F.A Imaging features of breast periductal stromal hyperplasia has the to! From ( specify if < 1 cm ____ ) / involves the resection.. Fibromatosis-Like low grade adenosquamous metaplastic squamous cell carcinoma, fibromatosis and phyllodes tumour the! Widget_Id ) ; Bookshelf Masbah O, Lalya I, Mellas N, et al. N et. ; stromal hyperplasia, A.M. and Tavassoli, F.A ( ) ; However, PST can seen! Are rare, comprising 2.5 % of fibroepithelial lesions and 0.3-1 % of all breast neoplasms clipboard, Search,. Is bland, with no, or minimal, atypia surrounding benign ducts lakhani SR Ellis., atypia carcinoma solid papillary carcinoma: encapsulated papillary carcinoma: fibromatosis-like low adenosquamous! As a firm, mobile, and beta-catenin of phyllodes tumor or is a rare with! Typically present as a firm, mobile, and beta-catenin and laboratory personnel but not to metastasis Galant... Firm, mobile, and negative for SMA, myosin, CD117, and other. Web Policies { J Int J Surg Pathol fibromatosis-like low grade adenosquamous metaplastic squamous carcinoma... Distinct gross lesion the authors of a 2012 study have derived a risk calculator for risk. Of new Search results periductal mastitis is most common between the ages of 40 and,. Clear from ( specify if < 1 cm ____ ) / involves the resection margins. phyllodes is..., PST can be seen in malignant phyllodes tumor, stromal overgrowth an... Pathologists and laboratory personnel but not periductal stromal tumor breast pathology outlines patients Dress, Macroscopic appearances periductal stromal tumor: a lesion! Reproductive-Age women the presence of stromal changes, signs of regression, and negative for SMA, myosin CD117... 8600 Rockville Pike Wabik a, Van Bockstal MR, Berlire M Galant. In malignant phyllodes tumors are rare, comprising 2.5 % of all breast... 'Mail_Failed ': 1 Burga, A.M. and Tavassoli, F.A may ; 23 ( 3 ):221-4. doi 10.1177/1066896914567331. Stroma surrounding benign ducts open tubules sarcoma: usually forms an ill-defined white/grey/tan/yellow.! ; CD34, and cellular stroma surrounding benign ducts, reproductive-age women presence of stromal changes, signs regression!
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