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Specialty. Dermatology. 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 ]
The itching is accompanied by red, pimple-like bumps or hives and skin rash or lesions on a sun-exposed area. For humans, itching usually occurs after the larvae detach from the skin. [15] After feeding on their hosts, the larvae drop to the ground and become nymphs, then mature into adults, which have eight legs and are harmless to humans.
Trombicula. Trombicula, known as chiggers, red bugs, scrub-itch mites, or berry bugs, are small arachnids (eight-legged arthropods) in the Trombiculidae family. In their larval stage, they attach to various animals and humans, then feed on skin, often causing itching and trombiculosis. These relatives of ticks are nearly microscopic, measuring ...
Small fluid-filled blisters (or "vesicles"), pus-filled bumps resembling a pimple (or "pustules"), or shallow ulcers may also develop but are less common. [ 6 ] [ 5 ] The location of skin lesions varies but are most commonly found symmetrically below the waist, primarily on the buttocks and legs.
Granuloma annulare (GA) is a rare, [1] sometimes chronic skin condition which presents as reddish bumps on the skin arranged in a circle or ring. [2] It can initially occur at any age, though two-thirds of patients are under 30 years old, and it is seen most often in children and young adults. Females are two times as likely to have it as males.
Swimmer's itch, cercarial dermatitis or schistosome dermatitis is a short-term allergic contact dermatitis occurring in the skin of humans that have been infected by water-borne schistosomes, a type of flatworm. It is common in freshwater, brackish and marine habitats worldwide. [1] The incidence of this condition may be increasing, although ...
Molluscum contagiosum (MC), sometimes called water warts, is a viral infection of the skin that results in small raised pink lesions with a dimple in the center. [1] They may become itchy or sore, and occur singularly or in groups. [1] Any area of the skin may be affected, with abdomen, legs, arms, neck, genital area, and face being the most ...
Small bumps on oak leaves are jumping oak galls, which are caused by a very tiny, native, stingless wasp that lays eggs in leaf buds. Editor’s note: Throughout the growing season, Mike Hogan ...