Collagenous spherulosis: Difference between revisions
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{{Infobox medical condition | |||
| name = Collagenous spherulosis | |||
| image = [[File:Collagenous_spherulosis_-_very_high_mag.jpg|left|thumb|Collagenous spherulosis under very high magnification]] | |||
| caption = Histological image of collagenous spherulosis | |||
| field = [[Pathology]] | |||
| symptoms = Usually asymptomatic | |||
| complications = None | |||
| onset = Typically found incidentally | |||
| duration = Persistent | |||
| causes = Unknown | |||
| risks = None known | |||
| diagnosis = [[Histopathology]] | |||
| differential = [[Adenosis]], [[Adenoid cystic carcinoma]] | |||
| treatment = None required | |||
| prognosis = Benign | |||
| frequency = Rare | |||
}} | |||
{{Short description|A benign breast lesion characterized by spherules of collagen.}} | {{Short description|A benign breast lesion characterized by spherules of collagen.}} | ||
'''Collagenous spherulosis''' is a rare, benign [[breast lesion]] that is often discovered incidentally during histological examination. It is characterized by the presence of small, round spherules composed of [[collagen]] and other extracellular matrix components. These spherules are typically found within the [[ductal epithelium]] or [[lobular epithelium]] of the breast. | '''Collagenous spherulosis''' is a rare, benign [[breast lesion]] that is often discovered incidentally during histological examination. It is characterized by the presence of small, round spherules composed of [[collagen]] and other extracellular matrix components. These spherules are typically found within the [[ductal epithelium]] or [[lobular epithelium]] of the breast. | ||
==Histopathology== | ==Histopathology== | ||
[[File:Collagenous_spherulosis_-_very_high_mag.jpg|Collagenous spherulosis under very high magnification|thumb | [[File:Collagenous_spherulosis_-_very_high_mag.jpg|Collagenous spherulosis under very high magnification|left|thumb]] | ||
Collagenous spherulosis is identified microscopically by the presence of small, round, eosinophilic spherules. These spherules are composed of [[collagen]] fibers and are often surrounded by a layer of [[myoepithelial cells]]. The spherules are typically found within the [[ductal]] and [[lobular]] units of the breast tissue. | Collagenous spherulosis is identified microscopically by the presence of small, round, eosinophilic spherules. These spherules are composed of [[collagen]] fibers and are often surrounded by a layer of [[myoepithelial cells]]. The spherules are typically found within the [[ductal]] and [[lobular]] units of the breast tissue. | ||
Under [[hematoxylin and eosin]] staining, the spherules appear as well-circumscribed, eosinophilic structures. Special stains, such as [[Masson's trichrome]], can be used to highlight the collagenous nature of the spherules. | Under [[hematoxylin and eosin]] staining, the spherules appear as well-circumscribed, eosinophilic structures. Special stains, such as [[Masson's trichrome]], can be used to highlight the collagenous nature of the spherules. | ||
==Clinical Significance== | ==Clinical Significance== | ||
[[File:Collagenous_spherulosis_-_intermed_mag.jpg|Collagenous spherulosis under intermediate magnification|thumb | [[File:Collagenous_spherulosis_-_intermed_mag.jpg|Collagenous spherulosis under intermediate magnification|left|thumb]] | ||
Collagenous spherulosis is considered a benign finding and does not have any known association with [[breast cancer]]. It is often discovered incidentally during the examination of breast tissue for other conditions, such as [[fibroadenoma]] or [[intraductal papilloma]]. | Collagenous spherulosis is considered a benign finding and does not have any known association with [[breast cancer]]. It is often discovered incidentally during the examination of breast tissue for other conditions, such as [[fibroadenoma]] or [[intraductal papilloma]]. | ||
The presence of collagenous spherulosis does not require any specific treatment or follow-up, as it is not associated with any clinical symptoms or increased risk of malignancy. | The presence of collagenous spherulosis does not require any specific treatment or follow-up, as it is not associated with any clinical symptoms or increased risk of malignancy. | ||
==Differential Diagnosis== | ==Differential Diagnosis== | ||
The differential diagnosis for collagenous spherulosis includes other conditions that may present with spherule-like structures in breast tissue. These include: | The differential diagnosis for collagenous spherulosis includes other conditions that may present with spherule-like structures in breast tissue. These include: | ||
* [[Adenoid cystic carcinoma]] | * [[Adenoid cystic carcinoma]] | ||
* [[Cribriform carcinoma]] | * [[Cribriform carcinoma]] | ||
* [[Sclerosing adenosis]] | * [[Sclerosing adenosis]] | ||
It is important for pathologists to distinguish collagenous spherulosis from these conditions, as they may have different clinical implications and management strategies. | It is important for pathologists to distinguish collagenous spherulosis from these conditions, as they may have different clinical implications and management strategies. | ||
==Pathogenesis== | ==Pathogenesis== | ||
The exact pathogenesis of collagenous spherulosis is not well understood. It is thought to result from the accumulation of collagen and other extracellular matrix components within the ductal and lobular units of the breast. The role of myoepithelial cells in the formation of these spherules is also a subject of investigation. | The exact pathogenesis of collagenous spherulosis is not well understood. It is thought to result from the accumulation of collagen and other extracellular matrix components within the ductal and lobular units of the breast. The role of myoepithelial cells in the formation of these spherules is also a subject of investigation. | ||
==See also== | |||
== | |||
* [[Breast pathology]] | * [[Breast pathology]] | ||
* [[Benign breast disease]] | * [[Benign breast disease]] | ||
* [[Histopathology]] | * [[Histopathology]] | ||
[[File:Collagenous_spherulosis_-_high_mag.jpg|Collagenous spherulosis under high magnification|left|thumb]] | |||
[[File:Collagenous_spherulosis_-_high_mag.jpg|Collagenous spherulosis under high magnification|thumb | ==Summary== | ||
== | |||
Collagenous spherulosis is a benign histological finding in breast tissue that is characterized by the presence of collagenous spherules. It is important for pathologists to recognize this entity to avoid confusion with other conditions that may have similar histological features but different clinical implications. | Collagenous spherulosis is a benign histological finding in breast tissue that is characterized by the presence of collagenous spherules. It is important for pathologists to recognize this entity to avoid confusion with other conditions that may have similar histological features but different clinical implications. | ||
[[Category:Breast pathology]] | [[Category:Breast pathology]] | ||
Latest revision as of 02:02, 5 April 2025
Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD's medical weight loss NYC, sleep center NYC
Philadelphia medical weight loss and Philadelphia sleep clinics
| Collagenous spherulosis | |
|---|---|
 | |
| Synonyms | N/A |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Usually asymptomatic |
| Complications | None |
| Onset | Typically found incidentally |
| Duration | Persistent |
| Types | N/A |
| Causes | Unknown |
| Risks | None known |
| Diagnosis | Histopathology |
| Differential diagnosis | Adenosis, Adenoid cystic carcinoma |
| Prevention | N/A |
| Treatment | None required |
| Medication | N/A |
| Prognosis | Benign |
| Frequency | Rare |
| Deaths | N/A |
A benign breast lesion characterized by spherules of collagen.
Collagenous spherulosis is a rare, benign breast lesion that is often discovered incidentally during histological examination. It is characterized by the presence of small, round spherules composed of collagen and other extracellular matrix components. These spherules are typically found within the ductal epithelium or lobular epithelium of the breast.
Histopathology[edit]
Collagenous spherulosis is identified microscopically by the presence of small, round, eosinophilic spherules. These spherules are composed of collagen fibers and are often surrounded by a layer of myoepithelial cells. The spherules are typically found within the ductal and lobular units of the breast tissue. Under hematoxylin and eosin staining, the spherules appear as well-circumscribed, eosinophilic structures. Special stains, such as Masson's trichrome, can be used to highlight the collagenous nature of the spherules.
Clinical Significance[edit]
Collagenous spherulosis is considered a benign finding and does not have any known association with breast cancer. It is often discovered incidentally during the examination of breast tissue for other conditions, such as fibroadenoma or intraductal papilloma. The presence of collagenous spherulosis does not require any specific treatment or follow-up, as it is not associated with any clinical symptoms or increased risk of malignancy.
Differential Diagnosis[edit]
The differential diagnosis for collagenous spherulosis includes other conditions that may present with spherule-like structures in breast tissue. These include:
It is important for pathologists to distinguish collagenous spherulosis from these conditions, as they may have different clinical implications and management strategies.
Pathogenesis[edit]
The exact pathogenesis of collagenous spherulosis is not well understood. It is thought to result from the accumulation of collagen and other extracellular matrix components within the ductal and lobular units of the breast. The role of myoepithelial cells in the formation of these spherules is also a subject of investigation.
See also[edit]
Summary[edit]
Collagenous spherulosis is a benign histological finding in breast tissue that is characterized by the presence of collagenous spherules. It is important for pathologists to recognize this entity to avoid confusion with other conditions that may have similar histological features but different clinical implications.
