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| __NOTOC__
| | #REDIRECT [[Breast cancer]] |
| {{SI}}
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| {{CMG}} {{AE}} {{MV}}
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| {{SK}} Cystosarcoma phyllodes;
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| ==Overview==
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| '''Phyllodes tumor''' (also known as ''cystosarcoma phyllodes''), is a typically large, fast-growing mass that arises from the periductal [[stromal cell]]s of the [[breast]]. Phyllodes tumor accounts for less than 1% of all breast [[Neoplasia|neoplasms]].
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| ==Historical Perspective==
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| *Phyllodes tumor was first discovered by [scientist name], a [nationality + occupation], in [year] during/following [event].
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| *In [year], [gene] mutations were first identified in the pathogenesis of phyllodes tumor.
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| *In [year], the first [discovery] was developed by [scientist] to treat/diagnose phyllodes tumor.
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| ==Classification==
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| *Phyllodes tumor may be classified according to [classification method] into [number] subtypes/groups:
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| :*[group1]
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| :*[group2]
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| :*[group3]
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| *Other variants of phyllodes tumor include [disease subtype 1], [disease subtype 2], and [disease subtype 3].
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| ==Pathophysiology==
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| *The pathogenesis of phyllodes tumor is characterized by [feature1], [feature2], and [feature3].
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| *The [gene name] gene/Mutation in [gene name] has been associated with the development of phyllodes tumor, involving the [molecular pathway] pathway.
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| *On gross pathology, [feature1], [feature2], and [feature3] are characteristic findings of phyllodes tumor.
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| *On microscopic histopathological analysis, [feature1], [feature2], and [feature3] are characteristic findings of phyllodes tumor.
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| ==Causes==
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| * Phyllodes tumor may be caused by either [cause1], [cause2], or [cause3].
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| * Phyllodes tumor is caused by a mutation in the [gene1], [gene2], or [gene3] gene[s].
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| * There are no established causes for phyllodes tumor.
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| ==Differentiating Phyllodes Tumor from Other Diseases==
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| *Phyllodes tumor must be differentiated from other diseases that cause [clinical feature 1], [clinical feature 2], and [clinical feature 3], such as:
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| :*[Differential dx1]
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| :*[Differential dx2]
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| :*[Differential dx3]
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| ==Epidemiology and Demographics==
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| * The prevalence of phyllodes tumor is approximately [number or range] per 100,000 individuals worldwide.
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| * In [year], the incidence of phyllodes tumor was estimated to be [number or range] cases per 100,000 individuals in [location].
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| ===Age===
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| *Patients of all age groups may develop phyllodes tumor.
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| *Phyllodes tumor is more commonly observed among patients aged [age range] years old.
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| *Phyllodes tumor is more commonly observed among [elderly patients/young patients/children].
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| ===Gender===
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| *Phyllodes tumor affects men and women equally.
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| *[Gender 1] are more commonly affected with phyllodes tumor than [gender 2].
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| * The [gender 1] to [Gender 2] ratio is approximately [number > 1] to 1.
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| ===Race===
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| *There is no racial predilection for phyllodes tumor.
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| *Phyllodes tumor usually affects individuals of the [race 1] race.
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| *[Race 2] individuals are less likely to develop phyllodes tumor.
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| ==Risk Factors==
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| *Common risk factors in the development of phyllodes tumor are [risk factor 1], [risk factor 2], [risk factor 3], and [risk factor 4].
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| == Natural History, Complications and Prognosis==
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| *The majority of patients with phyllodes tumor remain asymptomatic for [duration/years].
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| *Early clinical features include [manifestation 1], [manifestation 2], and [manifestation 3].
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| *If left untreated, [#%] of patients with phyllodes tumor may progress to develop [manifestation 1], [manifestation 2], and [manifestation 3].
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| *Common complications of phyllodes tumor include [complication 1], [complication 2], and [complication 3].
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| *Prognosis is generally [excellent/good/poor], and the [1/5/10year mortality/survival rate] of patients with phyllodes tumor is approximately [#%].
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| == Diagnosis ==
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| ===Diagnostic Criteria===
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| *The diagnosis of phyllodes tumor is made when at least [number] of the following [number] diagnostic criteria are met:
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| :*[criterion 1]
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| :*[criterion 2]
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| :*[criterion 3]
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| :*[criterion 4]
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| === Symptoms ===
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| *Phyllodes tumor is usually asymptomatic.
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| *Symptoms of phyllodes tumor may include the following:
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| :*[symptom 1]
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| :*[symptom 2]
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| :*[symptom 3]
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| :*[symptom 4]
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| :*[symptom 5]
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| :*[symptom 6]
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| === Physical Examination ===
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| *Patients with phyllodes tumor usually appear [general appearance].
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| *Physical examination may be remarkable for:
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| :*[finding 1]
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| :*[finding 2]
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| :*[finding 3]
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| :*[finding 4]
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| :*[finding 5]
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| :*[finding 6]
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| === Laboratory Findings ===
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| *There are no specific laboratory findings associated with phyllodes tumor.
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| *A [positive/negative] [test name] is diagnostic of phyllodes tumor.
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| *An [elevated/reduced] concentration of [serum/blood/urinary/CSF/other] [lab test] is diagnostic of phyllodes tumor.
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| *Other laboratory findings consistent with the diagnosis of phyllodes tumor include [abnormal test 1], [abnormal test 2], and [abnormal test 3].
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| ===Imaging Findings===
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| *There are no [imaging study] findings associated with phyllodes tumor.
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| *[Imaging study 1] is the imaging modality of choice for phyllodes tumor.
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| *On [imaging study 1], phyllodes tumor is characterized by [finding 1], [finding 2], and [finding 3].
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| *[Imaging study 2] may demonstrate [finding 1], [finding 2], and [finding 3].
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| === Other Diagnostic Studies ===
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| *Phyllodes tumor may also be diagnosed using [diagnostic study name].
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| *Findings on [diagnostic study name] include [finding 1], [finding 2], and [finding 3].
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| == Treatment ==
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| === Medical Therapy ===
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| *There is no treatment for phyllodes tumor; the mainstay of therapy is supportive care.
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| *The mainstay of therapy for phyllodes tumor is [medical therapy 1] and [medical therapy 2].
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| *[Medical therapy 1] acts by [mechanism of action1].
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| *Response to [medical therapy 1] can be monitored with [test/physical finding/imaging] every [frequency/duration].
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| === Surgery ===
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| *Surgery is the mainstay of therapy for phyllodes tumor.
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| *[Surgical procedure] in conjunction with [chemotherapy/radiation] is the most common approach to the treatment of phyllodes tumor.
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| *[Surgical procedure] can only be performed for patients with [disease stage] phyllodes tumor.
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| === Prevention ===
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| *There are no primary preventive measures available for phyllodes tumor.
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| *Effective measures for the primary prevention of phyllodes tumor include [measure1], [measure2], and [measure3].
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| *Once diagnosed and successfully treated, patients with phyllodes tumor are followed-up every [duration]. Follow-up testing includes [test 1], [test 2], and [test 3].
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| ==References==
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| {{Reflist|2}}
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| [[Category:Oncology]] | |