paracanthoma

par·ac·an·tho·ma

(par'ak-an-thō'mă),

A neoplasm arising from abnormal hyperplasia of the prickle cell layer of the skin.

[para- + G. akantha, a thorn, + -oma, tumor]

paracanthoma

Uncertain; an obsolete term for a exuberant proliferation of the squamous epithelium, which may have included pseudoepitheliomatous hyperplasia, basal or squamous cell carcinomas, and others.

paracanthoma

(păr″ă-kăn-thō′mă) [Gr. para, beside, + akantha, thorn, + oma, tumor]

A tumor involving the prickle-cell layer of the epidermis.