Trichoepithelioma

Trichoepithelioma
Micrograph of a trichoepithelioma. H&E stain.
Classification and external resources
Specialty	oncology, dermatology
ICD-10	D23 (ILDS D23.L13)
ICD-O	8100/0
DiseasesDB	31359
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Trichoepithelioma is a neoplasm of the adnexa of the skin. Its appearance is similar to basal cell carcinoma.

One form has been mapped to chromosome 9p21.

Trichoepitheliomas may be divided into the following types:

Trichoepitheliomas consisted of nests of basaloid cells. They lack the myxoid stroma and artefactual clefting seen in basal cell carcinoma. Mitoses are uncommon when compared to basal cell carcinoma.

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