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Papular Urticaria... disorder manifested by chronic or recurrent papules caused by a hypersensitivity reaction to the bites of mosquitoes, fleas, bedbugs, and other insects.
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Immediate Hypersensitivity ReactionsImmediate Hypersensitivity Reactions. The immune system is an integral part of human protection against disease, but the normally protective immune ...
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Insect BitesInsect Bites. Insects are arthropods of the class Insecta. ...Introduction Background Insects are arthropods of the class Insecta. Insects...the images ...
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Tattoo ReactionsTattoo Reactions. The term tattoo describes the deliberate placement of permanent colors into the skin or the accidental entry of pigmented material.
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Leishmaniasis in Emergency Medicine... in Emergency Medicine. Leishmaniasis is a disease caused by the protozoa of the Leishmania species, which is transmitted by the bite of a female sandfly.
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Dermatologic Manifestations of LeishmaniasisDermatologic Manifestations of Leishmaniasis. Leishmaniasis is a disease caused by an intracellular protozoan parasite transmitted by the bite of a sandfly.
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Acute UrticariaAcute Urticaria. Urticaria (hives) is a vascular reaction of the skin marked by the transient appearance of smooth, slightly elevated patches (wheals) that ...
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Serum SicknessSerum Sickness. Serum sickness is a type III hypersensitivity reaction that results from the injection of heterologous or foreign protein or serum.
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Topical Anesthesia...skin eruptions (eg, varicella, sunburn, poison ivy, insect bites), and local analgesia on intact skin. With...wounds with end-arteriolar blood supply. ...
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Relapsing Fever in Emergency Medicine...hermsii is the agent transmitted by tick bite by Ornithodoros hermsii.) Soft ticks feed for...especially vigilant in monitoring for a JH reaction. ...