Related Research Articles
Tuberculosis verrucosa cutis is a rash of small, red papular nodules in the skin that may appear 2–4 weeks after inoculation by Mycobacterium tuberculosis in a previously infected and immunocompetent individual.
Blue nevus is a type of melanocytic nevus. The blue colour is caused by the pigment being deeper in the skin than in ordinary nevi. In principle they are harmless but they can sometimes be mimicked by malignant lesions, i.e. some melanomas can look like a blue nevus.
Lymphomatoid papulosis (LyP) is a rare skin disorder. The overall prevalence rate of lymphomatoid papulosis is estimated at 1.2 to 1.9 cases per 1,000,000 population. This rare condition has only been studied in depth since 1968.
Plummer's nail is a clinical sign in which there is onycholysis, or separation of the nail from the nail bed, particularly affecting the ring and little fingers. It occurs in patients with thyrotoxicosis. About 5% of hyperthyroid patients display abnormal nail changes. Plummer's nail is also associated with psoriasis, traumatic injury, and allergic contact dermatitis.
Paraneoplastic acrokeratosis, Bazex syndrome is a cutaneous condition characterized by psoriasiform changes of hands, feet, ears, and nose, with involvement of the nails and periungual tissues being characteristic and indistinguishable from psoriatic nails. The condition is associated with carcinomas of the upper aerodigestive tract.
Cutaneous lymphoid hyperplasia refers to a groups of benign cutaneous disorders characterized by collections of lymphocytes, macrophages, and dendritic cells in the skin. Conditions included in this groups are:
Mucosal melanoma is a rare cutaneous condition characterized by a melanoma of the mucous membranes.
Median raphe cysts are a cutaneous condition of the penis due to developmental defects near the glans.
Infantile acne is a cutaneous condition that presents at 3 to 6 months of age.
Alopecia neoplastica may present as a scarring alopecia, appearing anywhere on the scalp, and it has been described with cutaneous metastasis from breast, gastric, lung, renal and pancreatic carcinomas.
Wende–Bauckus syndrome is a cutaneous condition characterized by tiny white macules on the trunk with confluence within flexures.
A Myxoid cyst is a cutaneous condition often characterized by nail plate depression and grooves.
Traumatic alopecia is a cutaneous condition that results from the forceful pulling out of the scalp hair.
Tulip fingers are a cutaneous condition, a combined allergic and irritant contact dermatitis caused by contact with tulip bulbs.
Drug-induced keratoderma is a cutaneous condition characterized by a hornlike skin texture.
Kraurosis vulvae is a cutaneous condition characterized by atrophy and shrinkage of the skin of the vagina and vulva often accompanied by a chronic inflammatory reaction in the deeper tissues.
Shabbir syndrome is a cutaneous condition inherited in an autosomal recessive fashion.
Metageria is a cutaneous condition characterized by premature aging.
Limb–mammary syndrome is a cutaneous condition characterized by p63 mutations.
Sarcoidosis involves the skin in about 25% of patients. The most common lesions are erythema nodosum, plaques, maculopapular eruptions, subcutaneous nodules, and lupus pernio. Treatment is not required, since the lesions usually resolve spontaneously in two to four weeks. Although it may be disfiguring, cutaneous sarcoidosis rarely causes major problems.
References
- ↑ Rapini, Ronald P.; Bolognia, Jean L.; Jorizzo, Joseph L. (2007). Dermatology: 2-Volume Set. St. Louis: Mosby. p. 1356. ISBN 978-1-4160-2999-1.
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