trichoepithelioma


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trichoepithelioma

 [trik″o-ep″ĭ-the´leo´-mah]
a benign skin tumor originating in the follicles of the lanugo; it may occur as an inherited condition marked by multiple tumors (trichoepithelioma papillosum multiplex). Called also epithelioma adenoides cysticum.

trich·o·ep·i·the·li·o·ma

(trik'ō-ep'i-thē'lē-ō'mă), [MIM*132700]
Multiple small benign nodules, occurring mostly on the skin of the face, derived from basal cells of hair follicles enclosing small keratin cysts; autosomal dominant inheritance.
[tricho- + epithelioma]

trichoepithelioma

/tricho·epi·the·li·o·ma/ (-ep″ĭ-the″le-o´mah) a benign skin tumor originating in the follicles of the lanugo, usually on the face; it may occur as an inherited condition marked by multiple tumors (multiple t.) but also may occur as a noninherited solitary lesion (solitary t.) .

trichoepithelioma

[trik′ō·ep′ithē′lē·ō′mə] pl. trichoepitheliomas, trichoepitheliomata
Etymology: Gk, thrix + epi, above, thele nipple, oma, tumor
a cutaneous tumor derived from the basal cells of the follicles of fine body hair. One form of trichoepithelioma is an inherited condition and usually occurs as multiple growths. Also called acanthoma adenoides cysticum, epithelioma adenoides cysticum.
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Trichoepithelioma

trich·o·ep·i·the·li·o·ma

(trik'ō-ep'i-thē'lē-ō'mă)
Any of numerous small benign nodules, occurring mostly on the skin of the face, derived from basal cells of hair follicles enclosing small keratin cysts.
Synonym(s): Brooke tumor.

Brooke,

Henry Ambrose Grundy, English dermatologist, 1854-1919.
Brooke disease - (1) multiple small benign nodules, occurring mostly on the skin of the face, derived from basal cells of hair follicles enclosing small keratin cysts. Synonym(s): Ancell-Spiegler cylindroma; Ancell-Spiegler syndrome; Ancell syndrome; Brooke epithelioma; Brooke-Fordyce disease; Brooke-Fordyce trichoepithelioma; Brooke-Spiegler phatomatosis; Brooke tumor; trichoepithelioma - (2) a rare condition simulating keratosis follicularis. Synonym(s): Morrow-Brooke syndrome
Brooke epithelioma - Synonym(s): Brooke disease (1)
Brooke-Fordyce disease - Synonym(s): Brooke disease (1)
Brooke-Fordyce trichoepithelioma - Synonym(s): Brooke disease (1)
Brooke tumor - Synonym(s): Brooke disease (1)
Morrow-Brooke syndrome - Synonym(s): Brooke disease (2)

trich·o·ep·i·the·li·o·ma

(trik'ō-ep'i-thē'lē-ō'mă) [MIM*132700]
Any of numerous small benign nodules, occurring mostly on the face, derived from basal cells of hair follicles enclosing small keratin cysts.
Synonym(s): Brooke tumor.
[tricho- + epithelioma]

trichoepithelioma (trik´ōep´ithē´lēō´mə),

n a benign skin tumor arising from the epithelium or hair follicles. See also epithelioma adenoides cysticum.
Trichuris
n a genus of parasitic roundworms that infect the intestinal tract. Adult worms are 30 to 50 mm long and resemble whips with a threadlike anterior and a thicker posterior. Also called
whipworm.

trichoepithelioma

a benign skin tumor originating in the keratinocytes of the hair follicle outer sheath or the hair matrix. It occurs as single or sometimes multiple, firm, rounded skin nodules that may ulcerate. They are common in dogs, particularly Cocker spaniels. Called also epithelioma adenoides cysticum.
References in periodicals archive ?
Desmoplastic trichoepithelioma (DTE) is a histologic variant of TE that merits additional description.
Multiple familial trichoepithelioma is a relatively infrequent familial disease.
Fifty-five cases of BCC, 50 cases of SCC, and 20 cases of benign adnexal tumor with follicular differentiation, including 13 cases of trichoepithelioma and 7 other benign adnexal tumors with follicular differentiation comprising trichoblastoma, trichoadenoma, sebaceoma, pilomatricoma, and pilar tumor were retrieved from the archives of the pathology departments of hospitals affiliated with Shiraz University of Medical Sciences.
CD10 expression helps to differentiate basal cell carcinoma from trichoepithelioma.
Calcified cysts and occasionally trichoepitheliomas have also been described.
KEY WORDS: Cutaneous tuberculosis, leprosy, papulonodular lesions, trichoepithelioma
Amyloid deposits have been related to other types of cutaneous tumors, including basal cell carcinoma (4-10), syringocystadeno-ma papilliferum (21), or trichoepithelioma (22).
Of the tumors, there were 435 basal cell carcinomas (BCCs), 105 squamous cell carcinomas (SCCs), 10 melanomas, and one of each of the following: sebaceous carcinoma, trichoepithelioma, and dermatofibrosarcoma protuberans.
In particular, the lesion above the upper lip (FIGURE 1) clinically presented a wide range of possibilities, including basal cell carcinoma (BCC), milial cyst, nevus, trichoepithelioma, fibrous papule, or any of a variety of adnexal skin neoplasms.
0 Cysts, pilomatricoma, spiradenoma, syringoma, poroma, trichoepithelioma, sebaceous hyperplasia, folliculosebaceous cystic hamartoma Benign vascular 30 80.
Other benign lesions included capillary hemangioma, seborrhic keratosis, benign fibrous histiocytoma, verruca, eccrinespiradenoma, pilomatricoma, apocrine hydrocystoma, trichoepithelioma, sebaceoushorn, neuroma, neurfibroma, lipoma and fibroma.