Location:Southern and Midwestern United States They commonly have a violin-shaped spot on their head. They have long spindly legs and a body with a head and oval abdomen. Identifying a brown recluse spider: brown recluse spiders are brown or yellowish. Brown recluse venom is necrotizing, meaning that it kills the surrounding tissue and turns it black or blue.
Usually, the ulcer will scab over and flake off within a few weeks.Īnti-venom? No, there is no anti-venom. Take over-the-counter pain relievers (acetaminophen) or anti-inflammatories (ibuprofen) as needed. Apply cold packs and elevate the area to reduce pain and inflammation. Treatment:Clean the wound with mild soap and water. This is often the case with children and the elderly Serious side effects: None, but it can take multiple months for the victim to fully recover if their immune system is weak. Intense pain over the next 8 hours as the sore fills with blood and ruptures, leaving a tender ulcer. Typical reaction: Inflammation and redness within 30-60 minutes after bite. Location:Temperate regions, including the United States, Australia, South Africa, southern Europe, southern Asia, South America Identifying a black widow spider: The black widow spider is shiny, round and has a red diamond (or hourglass) shape on its abdomen. It’s usually injected into the thigh or given through a vein (intravenously) by a medical professional, although the anti-venom can cause serious allergic reactions that are worse than the venom symptoms. These are all reactions to the spider's neurotoxic venom.Īnti-venom? Yes, it is available if the bite causes severe pain and symptoms. Serious side effects: severe muscle cramping (especially in the abdomen), excessive sweating around the bite mark, nausea, headache, delirium, chills and high blood pressure. National Institutes of Health Go to source
#Blood disorders and spider bits archive
X Trustworthy Source PubMed Central Journal archive from the U.S. Typical reaction: Tenderness at the bite site, and then spreading pain within an hour.
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