Trichilemmoma
Encyclopedia
Trichilemmoma is a cutaneous condition, a benign
neoplasm that differentiates toward cells of the outer root sheath
.. The lesion is often seen in the face and neck region. Multifocal occurrence is associated with Cowden syndrome, patients with which exhibit hamartomatous intestinal polyps as well as tricholemmoma.
Benign
A benign tumor is a tumor that lacks the ability to metastasize. Common examples of benign tumors include moles and uterine fibroids.The term "benign" implies a mild and nonprogressive disease. Indeed, many kinds of benign tumors are harmless to human health...
neoplasm that differentiates toward cells of the outer root sheath
Outer root sheath
The outer root sheath of the hair follicle encloses the inner root sheath and hair shaft.It is continuous with the basal layer of the interfollicular epidermis ....
.. The lesion is often seen in the face and neck region. Multifocal occurrence is associated with Cowden syndrome, patients with which exhibit hamartomatous intestinal polyps as well as tricholemmoma.
See also
- Cowden syndromeCowden syndromeCowden syndrome is a rare autosomal dominant inherited disorder characterized by multiple tumor-like growths called hamartomas and an increased risk of certain forms of cancer....
- Trichilemmal carcinomaTrichilemmal carcinomaTrichilemmal carcinoma is a cutaneous condition reported to arise on sun-exposed areas, most commonly the face and ears.- See also :* Trichilemmoma* Skin lesionA similar tumor, although in the nail bed, is called onycholemmal....
- Skin lesion
- List of cutaneous conditions