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Mosquito bites don't typically cause symptoms beyond the annoying, itchy bumps. A severe allergic reaction may come with a hive-like rash, swelling and inflammation of the bite area and swelling ...
Wood affected by woodworm. Signs of woodworm usually consist of holes in the wooden item, with live infestations showing powder (faeces), known as frass, around the holes.. The size of the holes varies, but they are typically 1 to 1.5 millimetres (5 ⁄ 128 to 1 ⁄ 16 in) in diameter for the most common household species, although they can be much larger in the case of the house longhorn beet
"Some brown recluse spider bites can cause severe, local reactions with necrotic tissue," Dr. Giangreco says. ... Dr. Giangreco says people can flick the stinger off the skin if it is embedded. 9 ...
Angioedema is an area of swelling of the lower layer of skin and tissue just under the skin or mucous membranes. [1] [3] The swelling may occur in the face, tongue, larynx, abdomen, or arms and legs. [1] Often it is associated with hives, which are swelling within the upper skin. [1] [3] Onset is typically over minutes to hours. [1]
A number of spiders can cause spider bites that are medically important. Almost all spiders produce venom but only a few are able to cause significant harm to humans. [1] Two medically important spider genera have a worldwide distribution—Latrodectus and Loxosceles. Others have a limited distribution.
Therefore, black widow venom causes widespread pain across an area of the body and symptoms that aren't limited to the bite location. Bites from these two types of spiders tend to feel different, too.
The symptoms of leishmaniasis include systemic and skin/membrane damage. Leishmania parasites spread by phlebotomine sand flies in the tropics, subtropics, and southern Europe. [ 13 ] They may manifest cutaneously (cutaneous leishmaniasis) as skin sores with as scab a few weeks after the bite or internally (visceral leishmaniasis), affecting ...
Loxoscelism may present with local and whole-body symptoms: Necrotic cutaneous loxoscelism is the medical term for the skin only reaction of loxoscelism. It is characterized by a localized necrotic wound at the site of bite. The majority of Loxosceles bites result in minor skin irritation that heals in one week. [1]