cutaneous horn


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cu·ta·ne·ous horn

a protruding keratotic growth of the skin; the base may show changes of actinic keratosis or carcinoma.

cutaneous horn

A focal hyperkeratotic column arising in head, neck, face and the penis, in the background of a keratinising proliferation—e.g., solar, seborrhoeic, or inverted follicular keratosis; marsupialised tricholemmal or epidermoid cysts; verruca vulgaris; and squamous cell carcinoma or sebaceous gland carcinoma.

cutaneous horn

Dermatology A focal hyperkeratosis seen in solar, seborrheic, or inverted follicular keratoses, in marsupialized tricholemmal or epidermoid cysts, verruca vulgaris, and in SCC or sebaceous gland carcinoma.

cu·ta·ne·ous horn

(kyū-tā'nē-ŭs hōrn)
A protruding keratotic growth of the skin; the base may show changes of actinic keratosis or carcinoma.
References in periodicals archive ?
Usually, a cutaneous horn is several millimeters long, but they can grow to be quite large, upto 25 cm in some cases and 36 cm diameter in historic cases.
Histological considerations on a case of a voluminous cutaneous horn. Minerva Dermatol 1953;28(7):159-65.
Cutaneous horns consists of dense keratin that projects up from the surrounding skin in shapes resembling horns of animals.
Everard home John hunter and cutaneous horns: A historical review.
(14.) Arvas L, Livaoglu M, Karacal N, Sozen E, Kara B: Giant cutaneous horn with naevus sebaceus.
(15.) Akan M, Yildirim S, Avci G, Akoz T: Xeroderma pigmentosum with a giant cutaneous horn. Ann Plast Surg 2001;46:665-6.
TABLE Some causes of cutaneous horn Benign--noninfectious Angiokeratoma Angioma Dermatofibroma Epidermal inclusion cyst ("sebaceous cyst") Linear verrucous epidermal nevus Fibroma Lichen simplex chronicus ("neurodermatitis") Lichenoid keratosis Prurigo nodularis Pyogenic granuloma Sebaceous adenoma Seborrheic keratosis Trichilemma Benign--infectious Condyloma acuminata (genital warts) Molluscum contagiosum Verruca vulgaris (common wart) Premalignant/malignant Actinic keratosis Basal cell carcinoma Bowen's disease Epidermoid carcinoma Kaposi's sarcoma Keratoacanthoma Malignant melanoma Squamous cell carcinoma Sources: Gould and Brodell 1999, (1) Akan et al 2001, (6) Khaitan 1999.
(4.) Stavroulaki P, Mal RIL Squamous cell carcinoma presenting as a cutaneous horn. Auris Nasus Larynx 2000; 27:277-279.
DISSCUSSION: Giant cutaneous horns are keratinous growths on the skin appearing as conical structure, with hard consistency, and smooth surface.
Cutaneous horn (cornu cutaneum) is a relatively rare nodular skin lesion and comprises of keratised material organised in the shape of an animal horn.1 Cutanneous horns usually arise on sun-exposed skiin but can occur even in sun-protected areas and in any part of the body.
DISCUSSION WITH REVIEW: A cutaneous horn (Cornu cutaneum) is a protrusion from the skin consisting of cornified material resembling an animal horn in miniature.
Clinical diagnosis of cutaneous horn over seborrheic keratosis or actinic keratosis was made.