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Senile pruritus is one of the most common conditions in the elderly or people over 65 years of age with an emerging itch that may be accompanied with changes in temperature and textural characteristics. [1] [2] [3] In the elderly, xerosis, is the most common cause for an itch due to the degradation of the skin barrier over time. [4]
[37] [20] It can reportedly affect as many as 31% of older people. [35] Infants may also have this condition, though it is typically milder, and is referred to as cradle cap. [12] Seborrhoeic dermatitis is more common in African-Americans. [12] Severity is worse in dry climates [36] as well as hot weather as dry skin can exacerbate the ...
Scientists are still unraveling the mystery of why skin conditions like eczema cause people to itch. One known cause is inflammation, which gets worse as people scratch and their skin becomes damaged.
The exact mechanism of the condition is unknown. Some studies have suggested the itching occurs in response to increased fibrinolytic activity in the skin, [5] [6] inappropriate activation of the sympathetic nervous system, [7] increased activity of acetylcholinesterase, [8] [9] or an increase in mast cell degranulation that releases histamine and other chemicals into the body.
In short, melasma is a chronic skin condition that appears as darkened areas on the face due to an overproduction of melanin, says Gina Charles, MO, a family physician specializing in skincare. It ...
Dermatographic urticaria is sometimes called "skin writing", as it is possible to mark deliberate patterns onto the skin. The condition manifests as an allergic-like reaction, causing a warm red wheal to appear on the skin. As it is often the result of scratches, involving contact with other materials, it can be confused with an allergic ...
Uremic pruritus is defined as itching that is directly caused by chronic kidney disease, with no other explainable conditions. [14] Uremic pruritus cannot be diagnosed with laboratory tests or established criteria because of its variability and lack of specific skin lesions.
Scalp pruritus is an itchiness of the scalp, particularly common in elderly persons. [1]: 56–57 Scalp pruritus is sometimes very unpleasant because itch and pain sensations share common nerve pathways. [2] [3]
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