Spiradenoma: Difference between revisions
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{{Infobox medical condition | |||
[[File:Eccrine_spiradenoma_-_very_low_mag.jpg| | | name = Spiradenoma | ||
| image = [[File:Eccrine_spiradenoma_-_very_low_mag.jpg|alt=Micrograph of an eccrine spiradenoma]] | |||
| caption = Micrograph of an eccrine spiradenoma | |||
| field = [[Dermatology]] | |||
| synonyms = Eccrine spiradenoma | |||
| symptoms = [[Pain]], [[tenderness]] | |||
| complications = Rarely [[malignant transformation]] | |||
| onset = Usually in [[adulthood]] | |||
| duration = [[Chronic (medicine)|Chronic]] | |||
| types = Solitary, multiple | |||
| causes = Unknown | |||
| risks = [[Genetic predisposition]] | |||
| diagnosis = [[Biopsy]], [[histopathology]] | |||
| differential = [[Cylindroma]], [[hidradenoma]] | |||
| treatment = [[Surgical excision]] | |||
| medication = [[Analgesics]] for pain | |||
| prognosis = Excellent with treatment | |||
| frequency = Rare | |||
}} | |||
'''Spiradenoma''' is a rare, benign [[skin tumor]] that originates from the [[eccrine sweat gland]]s. It is characterized by its distinctive histological appearance and clinical presentation. Spiradenomas are typically solitary, slow-growing nodules that can be painful. | '''Spiradenoma''' is a rare, benign [[skin tumor]] that originates from the [[eccrine sweat gland]]s. It is characterized by its distinctive histological appearance and clinical presentation. Spiradenomas are typically solitary, slow-growing nodules that can be painful. | ||
== Clinical Presentation == | == Clinical Presentation == | ||
Spiradenomas usually present as solitary, firm, and painful nodules on the skin. They are most commonly found on the [[trunk]] and [[extremities]], but can occur anywhere on the body. The nodules are typically blue or purple in color and can range in size from a few millimeters to several centimeters. | Spiradenomas usually present as solitary, firm, and painful nodules on the skin. They are most commonly found on the [[trunk]] and [[extremities]], but can occur anywhere on the body. The nodules are typically blue or purple in color and can range in size from a few millimeters to several centimeters. | ||
== Histopathology == | == Histopathology == | ||
Histologically, spiradenomas are well-circumscribed dermal nodules composed of two types of cells: small, dark basaloid cells and larger, pale cells. These cells are arranged in a characteristic pattern, often described as "blue balls" in the dermis. The tumors are usually encapsulated and may show areas of cystic degeneration. | Histologically, spiradenomas are well-circumscribed dermal nodules composed of two types of cells: small, dark basaloid cells and larger, pale cells. These cells are arranged in a characteristic pattern, often described as "blue balls" in the dermis. The tumors are usually encapsulated and may show areas of cystic degeneration. | ||
== Pathogenesis == | == Pathogenesis == | ||
The exact cause of spiradenoma is not well understood, but it is believed to arise from the [[eccrine sweat gland]]s. Genetic factors may play a role, as some cases have been associated with [[Brooke-Spiegler syndrome]], a genetic condition that predisposes individuals to multiple skin appendage tumors. | The exact cause of spiradenoma is not well understood, but it is believed to arise from the [[eccrine sweat gland]]s. Genetic factors may play a role, as some cases have been associated with [[Brooke-Spiegler syndrome]], a genetic condition that predisposes individuals to multiple skin appendage tumors. | ||
== Treatment == | == Treatment == | ||
The primary treatment for spiradenoma is surgical excision. Complete removal of the tumor is usually curative, and recurrence is rare. In cases where the tumor is painful or cosmetically concerning, surgical intervention is recommended. | The primary treatment for spiradenoma is surgical excision. Complete removal of the tumor is usually curative, and recurrence is rare. In cases where the tumor is painful or cosmetically concerning, surgical intervention is recommended. | ||
== Prognosis == | == Prognosis == | ||
Spiradenomas are benign tumors with an excellent prognosis following surgical excision. Malignant transformation is extremely rare but has been reported in a small number of cases. | Spiradenomas are benign tumors with an excellent prognosis following surgical excision. Malignant transformation is extremely rare but has been reported in a small number of cases. | ||
== See also == | |||
== | |||
* [[Eccrine sweat gland]] | * [[Eccrine sweat gland]] | ||
* [[Brooke-Spiegler syndrome]] | * [[Brooke-Spiegler syndrome]] | ||
* [[Skin tumor]] | * [[Skin tumor]] | ||
{{Dermatology}} | {{Dermatology}} | ||
[[Category:Dermatology]] | [[Category:Dermatology]] | ||
[[Category:Benign neoplasms]] | [[Category:Benign neoplasms]] | ||
Latest revision as of 18:23, 8 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
| Spiradenoma | |
|---|---|
| |
| Synonyms | Eccrine spiradenoma |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Pain, tenderness |
| Complications | Rarely malignant transformation |
| Onset | Usually in adulthood |
| Duration | Chronic |
| Types | Solitary, multiple |
| Causes | Unknown |
| Risks | Genetic predisposition |
| Diagnosis | Biopsy, histopathology |
| Differential diagnosis | Cylindroma, hidradenoma |
| Prevention | N/A |
| Treatment | Surgical excision |
| Medication | Analgesics for pain |
| Prognosis | Excellent with treatment |
| Frequency | Rare |
| Deaths | N/A |
Spiradenoma is a rare, benign skin tumor that originates from the eccrine sweat glands. It is characterized by its distinctive histological appearance and clinical presentation. Spiradenomas are typically solitary, slow-growing nodules that can be painful.
Clinical Presentation[edit]
Spiradenomas usually present as solitary, firm, and painful nodules on the skin. They are most commonly found on the trunk and extremities, but can occur anywhere on the body. The nodules are typically blue or purple in color and can range in size from a few millimeters to several centimeters.
Histopathology[edit]
Histologically, spiradenomas are well-circumscribed dermal nodules composed of two types of cells: small, dark basaloid cells and larger, pale cells. These cells are arranged in a characteristic pattern, often described as "blue balls" in the dermis. The tumors are usually encapsulated and may show areas of cystic degeneration.
Pathogenesis[edit]
The exact cause of spiradenoma is not well understood, but it is believed to arise from the eccrine sweat glands. Genetic factors may play a role, as some cases have been associated with Brooke-Spiegler syndrome, a genetic condition that predisposes individuals to multiple skin appendage tumors.
Treatment[edit]
The primary treatment for spiradenoma is surgical excision. Complete removal of the tumor is usually curative, and recurrence is rare. In cases where the tumor is painful or cosmetically concerning, surgical intervention is recommended.
Prognosis[edit]
Spiradenomas are benign tumors with an excellent prognosis following surgical excision. Malignant transformation is extremely rare but has been reported in a small number of cases.
