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The true medical definition of a heat rash is a condition called miliaria, but people often use the phrase “heat rash” to refer to any rash that occurs in the summer after heat exposure, says ...
Miliaria, commonly known as heat rash, sweat rash, or prickly heat, [1] is a skin disease marked by small, itchy rashes due to sweat trapped under the skin by clogged sweat-gland ducts. Miliaria is a common ailment in hot and humid conditions, such as in the tropics and during the summer. [ 2 ]
Heat rash, also known as prickly heat, is a maculopapular rash accompanied by acute inflammation and blocked sweat ducts. The sweat ducts may become dilated and may eventually rupture, producing small pruritic vesicles on an erythematous base. Heat rash affects areas of the body covered by tight clothing.
Heat rash looks like small clusters of tiny pimples or blisters and can be itchy and painful, says Dr. Yadav. ... Lupus is an autoimmune disease that causes a red scaly rash on the cheeks and nose ...
Favre–Racouchot syndrome (Favre–Racouchot disease, nodular cutaneous elastosis with cysts and comedones) Foreign body reaction; Fracture blister; Friction blister; Frostbite; Garrod's pad (violinist's viola pad) Harpist's finger; Heel stick wound; Heat edema; Hot tar burn; Hunan hand syndrome (chili burn) Hydroa vacciniforme (Bazin's hydroa ...
Erythema ab igne (Latin for 'redness from fire') EAI, also known as hot water bottle rash, [2] is a skin condition caused by long-term exposure to heat (infrared radiation). [3] Prolonged thermal radiation exposure to the skin can lead to the development of reticulated erythema , hyperpigmentation , scaling, and telangiectasias in the affected ...
Skin changes can occur after prolonged exposure to any heat source, Camp noted, including laptops, heated car seats, hot water bottles, electric blankets, space heaters and heating pads used to ...
Artificial UV light sources from tanning units and phototherapy treatment units can also trigger PLE. About three-quarters of patients acquire PLE after UV-A exposure only, one-tenth after UV-B exposure only, and the rest after a combination of UV-A and UV-B exposure. [6] People vary in the amount of sun exposure needed to trigger the rash. [15]