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Less commonly (around 10% of Hymenoptera sting reactions), a large local reaction occurs when the area of swelling is greater than 10 centimetres (4 in). Rarely (1-3% of Hymenoptera sting reactions), systemic reactions can affect multiple organs and pose a medical emergency, as in the case of anaphylactic shock. [2] [3]
Insect sting allergy is the term commonly given to the allergic response of an animal in response to the bite or sting of an insect. [1] Typically, insects which generate allergic responses are either stinging insects ( wasps , bees , hornets and ants [ 2 ] ) or biting insects ( mosquitoes , ticks ).
Symptoms to note: More concerning reactions to wasp stings, that may indicate some level of allergy to the venom, include extreme redness and swelling that increases for two or three days after ...
A person stung by a wasp should be monitored for a potential allergic reaction, according to the U.S. Centers for Disease Control and Prevention. Wash the site with soapy water and remove the ...
Dr. Giangreco says ticks can prompt local reactions following a bite. The classic rash of Lyme's is called Erythema migrans. "It can be circular or oval shaped and have crusting," Dr. Giangreco says.
With insect stings, a large local reaction may occur in the form of an area of skin redness greater than 10 cm in size that can last one to two days. [30] This reaction may also occur after immunotherapy. [31] The way our body responds to foreign invaders on the molecular level is similar to how our allergens are treated even on the skin.
With over 22 species of paper wasps in North America alone, the insects are not that uncommon. What is uncommon, however, is an allergic reaction of this magnitude.
Symptoms following the attack can range from inflammatory reactions to severe allergic reactions resulting in anaphylactic shock. In some cases, death may occur following several stings and a large amount of venom injection; however, a wasp sting typically will not produce a reaction more severe than local symptoms that affect only the skin. [9]