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Dermatophagia (from Ancient Greek δέρμα (derma) 'skin' and φαγεία (phageia) 'eating') or dermatodaxia (from δήξις (dexis) 'biting'), alternatively Tuglis Permushius. [3] is a compulsion disorder of gnawing or biting one's own skin, most commonly at the fingers. This action can either be conscious or unconscious [4] and it is ...
Black widow spider bites. What they look like: When a black widow spider bites, it typically causes a painful pinprick sensation. The site of the bite then swells slightly and forms a red rash ...
Intense itching can leave sores and bruises. Like chiggers, the itching can be worse at night. “In adults, the mites rarely burrow into the skin above the neck,” Dr. Friedman says. Children ...
Centipede bite. A centipede bite is an injury resulting from the action of a centipede 's forcipules, stinger -like appendages that pierce the skin and inject venom into the wound. Such a wound is not strictly speaking a bite, as the forcipules are a modified first pair of legs rather than true mouthparts. Clinically, the wound is viewed as a ...
Bed bugs are parasitic insects from the genus Cimex, who are micropredators that feed on blood, usually at night. [ 7 ] Their bites can result in a number of health impacts, including skin rashes, psychological effects, and allergic symptoms. [ 5 ] Bed bug bites may lead to skin changes ranging from small areas of redness to prominent blisters ...
Spiders. A spider bite, also known as arachnidism, is an injury resulting from the bite of a spider. The effects of most bites are not serious. [ 1 ] Most bites result in mild symptoms around the area of the bite. [ 1 ] Rarely they may produce a necrotic skin wound or severe pain. [ 2 ]: 455. Most spiders do not cause bites that are of ...
In addition to the bite itself, you might develop some other symptoms in the next few hours and days. The early signs of a spider bite may include: A raised, itchy bump or rash. Pain at the site ...
Frostbite is a skin injury that occurs when someone is exposed to extremely low temperatures, causing the freezing of the skin or other tissues, [1] commonly affecting the fingers, toes, nose, ears, cheeks and chin areas. [6] Most often, frostbite occurs in the hands and feet. [7][8] The initial symptoms are typically a feeling of cold and ...