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Which type of tumor occurs in hair follicles?

Which type of tumor occurs in hair follicles?

Pilomatricoma, also known as pilomatrixoma, is a type of noncancerous (benign) skin tumor associated with hair follicles. Hair follicles are specialized structures in the skin where hair growth occurs. Pilomatricomas occur most often on the head or neck, although they can also be found on the arms, torso, or legs.

What is Trichoblastoma?

Trichoblastoma is a rare, slow-growing, benign cutaneous tumor derived from follicular germinative cells. Trichoblastoma commonly appears as an asymptomatic, symmetrical, well-circumscribed, skin-colored to brown or blue-black papule or nodule.

Is Desmoplastic Trichoepithelioma a cancer?

Desmoplastic trichoepithelioma (DTE) is an uncommon benign appendageal skin cancer with an incidence of two per 10,000 and amounts to less than 1% of all cutaneous tumors [1,2]. It is a clear-cut version of trichoepithelioma because of its unique clinical and histopathological features [3].

Can a tumor grow hair?

Overview. A teratoma is a rare type of tumor that can contain fully developed tissues and organs, including hair, teeth, muscle, and bone.

Can a hair follicle be cancerous?

A rare form of skin cancer may sometimes start with cancer-causing mutations in hair follicle stem cells. A better understanding of how melanoma arises may lead to ways to detect and treat the disease earlier.

How is Trichoblastoma treated?

Occasionally true trichoblastomas may be excised for cosmetic reasons or if they occur in functionally sensitive areas. Treatment options include curettage and electrodesiccation or surgical excision.

What is Trichoadenoma?

Trichoadenoma is a rare benign, slowly growing, cutaneous tumour of the hair follicle first described by Nikolowski in 1958. It presents as a non-specific nodule over the face or buttocks.

What does a Trichoepithelioma look like?

Desmoplastic trichoepithelioma typically present as a firm skin-coloured to red, annular (ring-shaped) plaque with a central dimple. It is usually found on the upper cheek. Desmoplastic trichoepithelioma is stable or may slowly grow up to 1 cm in diameter. Multiple lesions are quite rare.

What does desmoplastic melanoma look like?

The main sign of desmoplastic melanoma is a spot that may look like a scar in texture and appearance. It tends to develop on the face, scalp, neck, and sun-exposed areas of the arms and legs. The spot can be any color but is most often pink or red.

Can tumors go away?

Tumours have been known to disappear spontaneously, in the absence of any targeted treatment, usually after an infection (bacterial, viral, fungal or even protozoal).