Melanoacanthoma

Melanoacanthoma
Classification and external resources
eMedicine	article/1061812

Melanoacanthoma^[1] (also known as "Pigmented seborrheic keratosis") is a common, benign, darkly pigmented cutaneous condition characterized by a skin lesion with a dull or lackluster surface.^[2]^:770^[3]^:687

It involves a proliferation of keratinocytes and melanocytes.^[4]

References

↑ Rapini, Ronald P.; Bolognia, Jean L.; Jorizzo, Joseph L. (2007). Dermatology: 2-Volume Set. St. Louis: Mosby. ISBN 1-4160-2999-0.
↑ Freedberg, et al. (2003). Fitzpatrick's Dermatology in General Medicine. (6th ed.). McGraw-Hill. ISBN 0-07-138076-0.
↑ James, William D.; Berger, Timothy G.; et al. (2006). Andrews' Diseases of the Skin: clinical Dermatology. Saunders Elsevier. ISBN 0-7216-2921-0.
↑ "Cutaneous Melanoacanthoma: eMedicine Dermatology".

Tumors: Skin neoplasm, Epidermis (C44.L12–L38/D23.L53-83, 173/216)

Tumor

Carcinoma

BCC	Forms Aberrant Cicatricial Cystic Fibroepithelioma of Pinkus Infltrative Micronodular Nodular Pigmented Polypoid Pore-like Rodent ulcer Superficial Nevoid basal cell carcinoma syndrome

SCC	Forms Adenoid Basaloid Clear cell Signet-ring-cell Spindle-cell Marjolin's ulcer Bowen's disease Bowenoid papulosis Erythroplasia of Queyrat Actinic keratosis

Adenocarcinoma	Aggressive digital papillary adenocarcinoma Extramammary Paget's disease

Ungrouped	Merkel cell carcinoma Microcystic adnexal carcinoma Mucinous carcinoma Primary cutaneous adenoid cystic carcinoma Verrucous carcinoma Malignant mixed tumor

Benign
tumors

Acanthoma	Forms Large cell Fissuring Clear cell Epidermolytic Melanoacanthoma Pilar sheath acanthoma Seboacanthoma Seborrheic keratosis Warty dyskeratoma

Keratoacanthoma	Generalized eruptive Keratoacanthoma centrifugum marginatum Multiple Solitary

Wart	Verruca vulgaris Verruca plana Plantar wart Periungual wart

Other

Epidermal nevus	Syndromes Epidermal nevus syndrome Schimmelpenning syndrome Nevus comedonicus syndrome Nevus comedonicus Inflammatory linear verrucous epidermal nevus Linear verrucous epidermal nevus Pigmented hairy epidermal nevus syndrome Systematized epidermal nevus Phakomatosis pigmentokeratotica

Other nevus	Nevus unius lateris Patch blue nevus Unilateral palmoplantar verrucous nevus Zosteriform speckled lentiginous nevus

Ungrouped	Cutaneous horn

Index of skin

Description	Anatomy Physiology connective tissue Development

Disease	Infections by morphology Vesiculobullous Dermatitis and eczema factitial Papulosquamous Urticaria and erythema Radiation-related Pigmentation Mucinoses Keratosis, ulcer, atrophy, and necrobiosis Vasculitis Fat Neutrophilic and eosinophilic Congenital Neoplasms and cancer nevi and melanomas epidermis dermis Symptoms and signs eponymous Terminology

Treatment	Procedures Drugs antibiotics disinfectants emollients and protectives itch psoriasis other Wound and ulcer

Melanoacanthoma

See also

References