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Keratoacanthoma Causes

* Chronic ulcers * Previous history of skin cancer * Chronic exposure to ultraviolet rays and sunlight * Long standing scars

Keratoacanthoma Definition

Keratoacanthoma is a fairly common, epithelial tumor. Formerly, it was regarded as variant of Squamous Cell Carcinoma; a form of malignant cancer that occur in many different organs of the body including the skin, lips, esophagus, and mouth among other else. It is a disease common in the elderly. Keratoacanthoma usually disappears by itself within a period of time; it is non-contagious.

Keratoacanthoma Diagnosis

Diagnosis is confirmed through performing a skin biopsy.

Keratoacanthoma Symptoms and Signs

On the onset, Keratoacanthoma appears as a smooth red nodule/papule; usually, dome-shaped, resembling the shape of a volcano. It will rapidly grow within weeks; usually measuring 1-2 cm. It will then grow a keratin-filled “crater”, surrounded by crust. When left untreated, tumor will continuously grow and may last for 6 weeks. Slow regression is observed from 2-12 months. Keratoacanthoma can either appear alone or in multiple. The tumor is painless but can be itchy at times.

Keratoacanthoma Treatment

There are many approaches that serve as treatment for Keratoacanthoma. The following are some of recommended treatment options: * Cryosurgery, which involves freezing with extremely cold liquid nitrogen. * Excision through the use of the scalpel; a medical instrument resembling a knife. * Mohs Micrographic surgery * Electrodessication and curettage * Radiation therapy * Taking a pill called Isotretinoin is necessary to minimize the size and number of Keratoacanthoma present.

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