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Keratosis pilaris (KP; also follicular keratosis, lichen pilaris, or colloquially chicken skin. [1]) is a common, autosomal-dominant, genetic condition of the skin's hair follicles characterized by the appearance of possibly itchy, small, gooseflesh-like bumps, with varying degrees of reddening or inflammation. [2]
Start with over-the-counter treatments first, like a gentle moisturizer for dry skin, Hu says. And if the rash itches, use an over-the-counter cortisone cream for a week.
Folliculitis starts with the introduction of a skin pathogen to a hair follicle. Hair follicles can also be damaged by friction from clothing, an insect bite, [2] blockage of the follicle, shaving, or braids that are very tight and close to the scalp. The damaged follicles are then infected by Staphylococcus spp. Folliculitis can affect people ...
Follicular hyperkeratosis, also known as keratosis pilaris (KP), is a skin condition characterized by excessive development of keratin in hair follicles, resulting in rough, cone-shaped, elevated papules. The openings are often closed with a white plug of encrusted sebum.
Majocchi's granuloma is caused by a common group of fungi called dermatophytes. Unlike traditional tinea corporis (commonly known as ringworm) that resides in the top layer of the skin, Majocchi's granuloma contains dermatophytes that invade the hair follicle and/or dermis. The invasion of the hair follicule leads to the clinically evident ...
Eosinophilic folliculitis is an itchy rash with an unknown cause that is most common among individuals with HIV, though it can occur in HIV-negative individuals where it is known by the eponym Ofuji disease. [2] EF consists of itchy red bumps centered on hair follicles and
Hot tub folliculitis, also called Pseudomonal folliculitis or Pseudomonas aeruginosa folliculitis, is a common type of folliculitis featuring inflammation of hair follicles and surrounding skin. [1]: 272 This condition is caused by an infection of the skin and hair follicles by the bacterium Pseudomonas aeruginosa.
In cases of perforating folliculitis, the affected hair follicle has a transepithelial channel and, frequently, a parakeratotic luminal plug as well as focal destruction of its lateral wall. In this transfollicular channel and in the follicular lumen, parakeratotic keratin is combined with connective-tissue components, such as collagen and ...