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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 ...
It may begin with something that rubs, irritates, or scratches the skin, such as clothing. This causes the person to rub or scratch the affected area. Constant scratching causes the skin to thicken. The thickened skin itches, causing more scratching, causing more thickening. Affected area may spread rapidly through the rest of the body.
Skin scratch test: a deep dermic scratch is performed with help of the blunt bottom of a lancet. [3] Intradermic test: a tiny quantity of allergen is injected under the dermis with a hypodermic syringe. Skin scrape Test: a superficial scrape is performed with help of the back of a needle to remove the superficial layer of the epidermis. [4]
Referred itch or mitempfindung is the phenomenon in which a stimulus applied in one region of the body is felt as an itch or irritation in a different part of the body. The syndrome is relatively harmless, though it can be irritating, and healthy individuals can express symptoms.
Striae, or "stretch marks", begin as reddish or purple lesions which can appear anywhere on the body, but are most likely to appear in places where larger amounts of fat are stored. The most common places are the abdomen (especially near the navel ), breasts, upper arms, underarms, back, thighs (both inner and outer), hips, and buttocks.
Cat scratches generally aren't cause for concern — but you should watch for these symptoms. ... on average in the U.S. — a scratch wouldn't necessarily have to be involved. Humans can be ...
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scratch marks; patches that may be leathery or scaly; The relationship between senile pruritus and seasonal weather changes has been studied but the results have been inconsistent. Some studies reveal that senile pruritus is most prevalent during Winter and Fall seasons while in other studies this correlation was not found to be significant. [3]