Phyllodes tumor is a very rare breast tumor and constitutes 0. Treatment breast conserving surgery lumpectomy or partial mastectomy, in which part of the breast is removed, is typically the main treatment. Phyllodes tumor pt of the breast is a rare fibroepithelial neoplasm, accounting for 0. Grading staging report phyllodes tumor of the breast. In a retrospective multicentric cohort study that included 230 patients who underwent breast surgery for grade 1 benign. Reinfuss m, mitus j, duda k, stelmach a, rys j, smolak k. Other names for these tumors are phylloides tumor and cystosarcoma phyllodes. This is the case regardless of whether they are benign or malignant. Dec 03, 2016 phyllodes tumor of the breast is one of the more confusing of the diagnoses encountered in the breast.
Phyllodes tumor of the breast is a rare biphasic fibroepithelial neoplasm that has the potential for recurrence and metastases. I was diagnosed with a benign phyllodes tumor in my right breast last february after a routine mammogram. Jan 19, 20 while managing a giant phyllodes tumor, emphasis should be on complete extirpation of all visible tumors and breast tissue during mastectomy to minimize the chances of recurrence. Some doctors feel that an even wider margin of healthy tissue should be removed. Diagnosing phyllodes tumors usually involves a combination of steps, such as a physical exam, a mammogram, and a biopsy. Some, however, can be malignant or turn into breast cancer, as is the reality in up to one in five cases. Management of malignant phyllodes tumours of the breast bjstr. They are graded as benign, borderline or malignant based on the world health organisation who classification, according to a constellation of 5. Phyllodes tumors account for less than 1% of breast neoplasms in contrast to fibroadenomas, which are common. This includes the tissue and ligaments that surround the ducts. Phyllodes tumours are rare fibroepithelial lesions that account for less than 1% of all breast neoplasms. Phyllodes tumor is a very rare tumor of the breast, incidence being 0. Pdf phyllodes tumor is a benign breast cancer with a malignant potential. Phyllodes tumors of the breast american cancer society.
While managing a giant phyllodes tumor, emphasis should be on complete extirpation of all visible tumors and breast tissue during mastectomy to minimize the chances of recurrence. Phyllodes tumours are an uncommon type of fibroepithelial neoplasm of the breast, with a reported incidence of less than 1%. Surgical excision is the primary mode of treatment. To retrospectively evaluate the magnetic resonance mr imaging findings of phyllodes tumor of the breast and to compare these findings with the histologic grade. Mar 20, 20 depending on the size of the breast and the location of the phyllodes tumor, mastectomy may also be required for tumors that are between 5 and 10 cm in diameter. Phyllodes tumor, also known as cystosarcoma phyllodes, is a rare fibroepithelial tumor of the breast which has some resemblance to a fibroadenoma. Nov 05, 2018 malignant phyllodes tumor of breast is a rare tumor of the breast, which is observed in middleaged individuals mostly women. All breast lumps should be triple assessed and the diagnosis of a phyllodes tumour considered in women. They noticed another lump in the us and labeled it as a cyst. The stroma is markedly cellular and the stromal cells show marked nuclear pleomorphism.
They are graded as benign, borderline or malignant based on the world health organisation who classification, according to a constellation. The treatment and prognosis of patients with phyllodes tumor of the breast. While phyllodes tumors can recur, they often do not, and you should be assessed for other potential causes of your breast changes. Phyllodes tumors are rare fibroepithelial lesions, with an incidence of 2. A phyllodes tumor of the breast is a rare fibroepithelial tumor, accounting for 0. Phyllodes filoydeez tumors are a rare form of breast tumor. Changes in the clinical characteristics, treatment options, and therapy outcomes in patients with phyllodes tumor of the breast during 55 years of experience. Phyllodes tumor of the breast archives of pathology. With the nonoperative management of fibroadenomas widely adopted, the importance of phyllodes tumours today lies in the need to differentiate them from other benign breast lesions. The name phyllodes, which is taken from the greek language and means leaflike, refers to that fact that the tumor cells grow in a leaflike pattern. As malignant phyllodes tumors undergo mainly hematogenous spread, the proportion of patients with lymph node metastases are phyllodes tumors are treated by complete excision.
Phyllodes tumours are uncommon tumours of the breast, the majority of which are benign 1. They are made of a mixture of cells from connective fibrous tissue, and the tissue layer epithelium lining the breast. Adverse features stromal overgrowth one 40x field without epithelium high mitotic index 10 10 hpf. Borderline phyllodes tumor of breast is a rare tumor of the breast, which is observed in middleaged individuals mostly women. The most common symptom of a phyllodes tumor is a painless breast lump that you or your doctor can feel while examining the breasts. Phyllodes tumors appear very similar to a benign lump known as a fibroadenoma.
Having a benign phyllodes tumor does not affect your breast cancer risk, but you may be watched more closely and get regular imaging tests, because these tumors can come back after surgery. Jul 04, 2016 phyllodes tumors of the breast are rare tumors that start in the connective stromal tissue of the breast. Nov 15, 2019 borderline phyllodes tumor of breast is a rare tumor of the breast, which is observed in middleaged individuals mostly women. Phyllodes tumors johns hopkins kimmel cancer center. The aim of this study was to investigate patient characteristics, imaging characteristic findings, surgical treatment and outcome of phyllodes tumor. The word phyllodes derives from the greek word for leaf and is used because the tumor has a leaflike, lobulated appearance when sectioned. Fibroadenoma is the most common breast tumor in those who are younger, although it can be found in postmenopausal women, especially those receiving estrogen replacement therapy. These sarcomas get their name from their leafshaped growth pattern phullon means leaf in greek. This study sought to evaluate recurrence rates and identify factors associated with local and distant failure. Phyllodes tumors of the breast are rare, accounting for less than 1% of all breast tumors.
A 37 yearsold unmarried female presented with an ulcerated huge lump in left breast with severe bleeding. Phyllodes tumors are fastgrowing, but usually benign. Phyllodes tumor of the breast is one of the more confusing of the diagnoses encountered in the breast. These lumps often form in the upper outer quadrant of the breast. Optimising preoperative diagnosis in phyllodes tumour of. It is very rare in saudi arabia and also rare around the world. International journal of radiation oncology, biology, physics, 7, 7107. The aim of this study was to investigate patient characteristics.
Malignant phyllodes tumor of breast is a rare tumor of the breast, which is observed in middleaged individuals mostly women. Malignant phyllodes tumor with metastases to lung, adrenal. Traditionally, the national comprehensive cancer network nccn guidelines have advocated a wide local excision with margins. The classification of pt proposed by the world health organization who into benign, borderline, and malignant is based on a combination of several histologic features, including stromal cellularity. Phyllodes tumor is a rare fibroepithelial neoplasm of the breast with a very variable, but usually benign, course. My first doctor removed the tumor with a lumpectomy and 1cm margins. The stroma is moderately cellular and the stromal cells show moderate nuclear atypia hematoxylineosin, original magnifications 340 a and d, 320 b and f, 310 c, and 3100 e and g. The most common site of phyllodes tumor is the breast in general, phyllodes tumor may be classified as benign, malignant, or borderline tumor based on their behavior. Phyllodes tumor of the breast genetic and rare diseases. Malignant phyllodes tumors of the breast are uncommon fibroepithelial breast tumors with diverse biological behavior. However, in the setting where additional recurrence would create significant. Phyllodes tumor of the breast is a rare, yet clinically significant, fibroepithelial neoplasm accounting for 1% of all breast neoplasms. A low magnification of the primary breast phyllodes tumour with a cystic space into which stromal fronds projected.
Phyllodes tumor cystosarcoma phyllodes is a biphasic tumor composed of both epithelial elements and a cellular stroma. Malignant phyllodes tumour with metastasis to the lung. Aug 19, 2019 the most common indication of a phyllodes tumor is a breast lump that is easy to feel. Radiation oncologybreastphyllodes wikibooks, open books. Their unusual name comes from the greek word for leaf, because they have a leaflike appearance under. Jul 23, 2019 in a retrospective multicentric cohort study that included 230 patients who underwent breast surgery for grade 1 benign. The most common site of phyllodes tumor is the breast in general, phyllodes tumor may be classified as benign, malignant, or borderline tumor based on. Phyllodes tumor of the breast textbook of uncommon. Because these tumors can come back if enough normal tissue is not removed, surgery should involve removing the tumor and at least 1 cm of the surrounding tissue. There is no distinct boundary between fibroadenoma and phyllodes tumor at the benign end of the spectrum and both can be excised with breast conservation. A skilled pathologist is essential to the management of phyllodes tumors. Differentiation of phyllodes tumors versus fibroadenomas. Analyses of patient, pathologic, and treatment characteristics were performed using univariate and multivariate cox regression analyses for the css endpoint. Malignant phyllodes tumors of the breast medical journal of malaysia.
If you notice any new signs or symptoms during a breast selfexam after a phyllodes tumor has been removed, it is a good idea to see to your doctor immediately. Jan 22, 2020 the most common symptom of a phyllodes tumor is a painless breast lump that you or your doctor can feel while examining the breasts. Sep 20, 2012 phyllodes tumor of the breast is a rare biphasic fibroepithelial neoplasm that has the potential for recurrence and metastases. Phyllodes tumor bears specic clinical characteristic and can be considered as a di erential diagnosis for the breast lumps. Phyllodes tumours are rare and most are noncancerous benign. Phyllodes tumors are biphasic, composed of both epithelial and stromal components, and have a characteristic leaflike architecture with. From 1957 to 2017, we identified 124 patients with 125 pts 86 malignant and 39 borderline. They account for less than 1% of all breast neoplasms. Abstract phyllodes tumors is a rare fibroepithelial neoplasm. Benign phyllodes tumors with low risk features can be managed by limited excision that preserves the size and shape of the breast. If they are very large, this may require mastectomy. The most important diagnostic distinction is from fibroadenomaphyllodes tumors. Recurrence rates and survival were assessed using the kaplanmeier method, and. The term phyllodes tumor, which was previously known as cystosarcoma phyllodes, refers to a group of lesions with varying metastatic potential.
The average age of patients with phyllodes tumor is 45years, about 20years older than the average age of patients with fibroadenoma. Learn more about the symptoms and diagnosis of phyllodes tumors. First, this is a rare entity so there is less familiarity with. First, this is a rare entity so there is less familiarity with the tumor within the medical community. Biphasic tumor resembling fibroadenoma but with hypercellular mesenchymal component organized in leaflike pattern around benign epithelial myoepithelial lined spaces. It is typically a large, fast growing mass that forms from the periductal stroma of the breast. May 11, 2017 a phyllodes tumor is a rare tumor of the breast. Longterm outcomes after surgical treatment of malignant. The role of the pathologist in the preoperative diagnosis of phyllodes tumours of the breast is critical to appropriate surgical planning. Phyllodes tumours pts of the breast are uncommon fibroepithelial neoplasms, comprising 0. Pdf we aimed to establish whether morphologic parameters were prognostically important in a large series of breast phyllodes tumors in asian women.
Phyllodes tumors account for fewer than 1% of all breast cancers. Malignantborderline phyllodes tumors pts are rare, and little is known about their longterm prognosis. Phyllodes tumors are rare solid lumps that usually present as a mass found during a womans breast selfexamination or on a routine physical examination. Phyllodes tumours s j parker, s a harries abstract phyllodes tumours are rare. Distant metastases in phyllodes tumours of the breast. Preoperative diagnostic accuracy allows correct surgical treatment, avoiding the pitfalls of reoperation because of inadequate excision, or surgical. Although phyllodes tumor may have been described as early as the 1770 s, it was first fully characterized in 1838by johannes muller, who used the term cystosarcoma phyllodes. On the basis of a finding that moderatetosevere nuclear stromal pleomorphism identified a. Formerly known as cystosarcoma phyllodes, the designation phyllodes tumor with appropriate qualification regarding malignant potential based on pathologic features is now the agreedupon term. The clinical presentation of this tumor is unilateral, and the behavior and. Phyllodes tumor of the breast textbook of uncommon cancer. Surgery is the main treatment for phyllodes tumors of the breast.
The most common indication of a phyllodes tumor is a breast lump that is easy to feel. If the phyllodes tumor of the breast is benign or borderline histology, radiation therapy. Women classically present with a rapidly growing palpable abnormality that triggers a diagnostic imaging workup. The tumor is rarely found in adolescents and the elderly. Phyllodes tumor page 1 of 4 md anderson cancer center. Trucut biopsy showed necrosis with spindle cell proliferation with atypia for which she underwent modified radical mastectomy with final diagnosis of malignant phyllodes tumor. However, reliable differentiation of phyllodes tumour from cellular fibroadenoma remains difficult. Women classically present with a rapidly growing palpable abnormality that triggers a diagnostic imaging workup 2. Depending on the size of the breast and the location of the phyllodes tumor, mastectomy may also be required for tumors that are between 5 and 10 cm in diameter. Phyllodes tumors are rare breast tumors that occur in connective breast tissue. Phyllodes tumors grow in the connective tissue of the breast, called the stroma.