Basal cell carcinoma arising from an epidermal naevus

Epidermal naevus is a congenital cutaneous hamartoma with a benign course. We highlight a rare case of epidermal naevus with concurrent basal cell carcinoma. A 79-year-old male had a skin biopsy at our centre for an enlarging skin nodule within a linear papular lesion measuring 2 x 4 cm at the left...

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Bibliographic Details
Main Authors: Fazarina Mohammed, Azahsyahrina A, Moonyza A, Lee, BR
Format: Article
Language:English
Published: Pusat Perubatan Universiti Kebangsaan Malaysia 2017
Online Access:http://journalarticle.ukm.my/11872/1/14_fazarina_et_al_pdf_66305.pdf
Description
Summary:Epidermal naevus is a congenital cutaneous hamartoma with a benign course. We highlight a rare case of epidermal naevus with concurrent basal cell carcinoma. A 79-year-old male had a skin biopsy at our centre for an enlarging skin nodule within a linear papular lesion measuring 2 x 4 cm at the left side of his neck, which was later diagnosed as basal cell carcinoma arising from an epidermal naevus. PIK3CA mutation is attributed to basal cell carcinoma which suggests the basal cell carcinoma component is independent of the epidermal naevus component. Clinicians and pathologists must be aware of possible malignant changes that might arise in an epidermal naevus.