Historically a number of conditions were attributed to spider bites. In many reports of spider bites it is unclear if a spider bite actually occurred. Spider bites may be overdiagnosed or misdiagnosed. Surgery may be required to repair the area of injured skin from some recluse bites. Antivenom against funnel web spider venom improves outcomes. While an antivenom exists for black widow spider venom, it is associated with anaphylaxis and therefore not commonly used in the United States. Opioids may be used if the pain is severe. Most spider bites are managed with supportive care such as nonsteroidal anti-inflammatory drugs (including ibuprofen) for pain and antihistamines for itchiness. Įfforts to prevent bites include clearing clutter and the use of pesticides. Other spiders that can cause significant bites include the Australian funnel-web spider and South American wandering spider. Headaches, vomiting and a mild fever may also occur. Bites from the recluse spiders cause the condition loxoscelism, in which local necrosis of the surrounding skin and widespread breakdown of red blood cells may occur. Symptoms may include pain which may be at the bite or involve the chest and abdomen, sweating, muscle cramps and vomiting among others. Bites from the widow spiders involve a neurotoxic venom which produces a condition known as latrodectism. For a bite to be significant, substantial envenomation is required. Most spiders do not cause bites that are of importance. Rarely they may produce a necrotic skin wound or severe pain. Most bites result in mild symptoms around the area of the bite. The effects of most bites are not serious. Chelicerae of a black wishbone ( nemesiid) spider, a mygalomorphĪ spider bite, also known as arachnidism, is an injury resulting from the bite of a spider.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |