clear cell hidradenoma

clear cell hi·drad·e·no·ma

a tumor derived from eccrine sweat glands, composed of glycogen-rich clear cells.
References in periodicals archive ?
Nodular hidradenoma, also known as clear cell hidradenoma or acrospiroma is a benign rare skin tumour arising from the eccrine type of sweat glands.
It has several synonyms including clear cell hidradenoma, eccrine acrospiroma and solid cystic hidradenoma.
32) A subset of Warthin tumors (so-called metaplastic variant of Warthin tumor) and clear cell hidradenoma of the skin and breast also harbor the CRTC1-MAML2 gene fusion.
There even may be keratinizing cells with formation of squamous horn pearls particularly in clear cell hidradenoma.
Sir, clear cell hidradenoma (CCH) is an uncommon, benign, slowly growing cutaneous tumor of the sweat glands.
Pathologic differential diagnosis of clear cell squamous cell carcinoma in situ: clear cell neoplasms of the skin Clear cell acanthoma Clear cell basal cell carcinoma Clear cell eccrine carcinoma Clear cell hidradenoma Clear cell myoepithelioma/myoepithelial carcinoma Clear cell squamous cell carcinoma in situ/squamous cell carcinoma Clear cell syringoma Clear cells of Toker of the nipple epidermis Malignant melanoma--balloon cell variant Malignant melanoma in situ Metastatic neoplasms (breast carcinoma, renal cell carcinoma, and others) Paget disease (extramammary and mammary) Sebaceous adenoma/epithelioma/carcinoma Tricholemmoma/trichilemmal carcinoma
Hidradenoma may have variable histomorphological patterns reflected by the various terms used to describe this entity: nodular hidradenoma, eccrine acrospiroma, solid-cystic hidradenoma, clear cell hidradenoma, and clear cell acrospiroma.
Metastatic RCC presents as one or multiple nodules of large polygonal clear cells in a nested arrangement, which may appear deceptively bland and be mistaken for clear cell hidradenoma.
DISCUSSION: Nodular hidradenoma (NH) is also known as eccrine acrospiroma, clear cell hidradenoma and solid cystic hidradenoma.
Malignant clear cell hidradenoma of the vulva: report of a unique case and review of the literature.
Gianotti R, Alessi E: Clear cell hidradenoma associated with the folliculose baceous apderine unit.
Cases have been reported in which the malignant tumor still has portions with features of a clear cell hidradenoma.

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