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Skin biopsies are not indicated for bites or stings, since the histomorphologic appearance is non-specific. Bites and stings as well as other conditions (e.g. drug reactions, urticarial reactions , and early bullous pemphigoid ) can cause microscopic changes such as a wedge -shaped superficial dermal perivascular infiltrate consisting of ...
Wasp stinger, with droplet of venom. A stinger (or sting) is a sharp organ found in various animals (typically insects and other arthropods) capable of injecting venom, usually by piercing the epidermis of another animal. An insect sting is complicated by its introduction of venom, although not all stings are venomous
Figuring out exactly which insect bit you just based on the reaction on your skin can be a real challenge, Matt Frye, Ph.D., a community extension educator with the New York State Integrated Pest ...
Bee stings differ from insect bites, with the venom of stinging insects having considerable chemical variation. The reaction of a person to a bee sting may vary according to the bee species . While bee stinger venom is slightly acidic and causes only mild pain in most people, [ 1 ] allergic reactions may occur in people with allergies to venom ...
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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.
Parasitic infestations, stings, and bites in humans are caused by several groups of animals belonging to the following phyla—Arthropoda, Chordata, Cnidaria, Nemathelminthes, Platyhelminthes, Annelida, and Protozoa
The scorpions have a “sharp” stinger, according to experts. Isometrus lithophilis has a “stout and elongated” venom gland and a “strongly elongated and sharp” stinger, according to ...