Difference between revisions of "Poroma"
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*[[Nodular hidradenoma]]. | *[[Nodular hidradenoma]]. | ||
*[[Porocarcinoma]]. | *[[Porocarcinoma]]. | ||
*[[Seborrheic keratosis]] - have horn cysts. | |||
===Images=== | ===Images=== | ||
Latest revision as of 14:35, 30 September 2021
Poroma is a rare benign dermatologic neoplasm.
Eccrine poroma redirect here.
General
- Benign tumour arising from the distal sweat duct.
- Erythematous - gross.
Microscopic
Features:[1]
- Broad sheets of basaloid cells - attached to the epidermis - containing ductal structures - key feature.
- Biphasic stroma:
- Edematous stroma.
- Sclerotic stroma.
- Moderate nuclear pleomorphism.
- +/-Occasional mitoses.
Notes:
- Area above gland appears crusted.
DDx:
- Trichilemmoma.
- Nodular hidradenoma.
- Porocarcinoma.
- Seborrheic keratosis - have horn cysts.
Images
EP. (WC)
www:
See also
References
- ↑ URL: http://www.pathconsultddx.com/pathCon/diagnosis?pii=S1559-8675(06)70190-5. Accessed on: 2 July 2010.