clear cell acanthoma

clear cell ac·an·tho·ma

a small sharply demarcated benign epidermal tumor of a leg or arm with acanthosis and accumulation of glycogen in keratinocytes having pale-staining cytoplasm.
A benign, sharply demarcated, solitary lesion of the legs that mimics seborrheic keratosis and pyogenic granuloma
References in periodicals archive ?
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