logo logo
Search: Organ site Search: Tumor / Syndrome
or
WHO Classification of Tumours
Acanthomas
Skin


Definition

Acanthomas are benign tumours of epidermal keratinocytes. The proliferating keratinocytes may show normal or a wide range of aberrant epidermoid keratinization.

The following histological subtypes of acanthomas are distinguished:
Epidermolytic acanthoma
Warty dyskeratoma
Acantholytic acanthoma
Lentigo simplex
Seborrhoeic keratosis
Melanoacanthoma
Clear cell acanthoma
Large cell acanthoma
Lichen planus-like keratosis
Keratoacanthoma