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Katipō. The katipō (Latrodectus katipo) is an endangered species of spider native to New Zealand. It is one of many species in the genus Latrodectus, such as the Australian redback (L. hasseltii), and the North American black widow. The species is venomous to humans, capable of delivering a potentially dangerous bite.
Steatoda lepida. Steatoda capensis is a spider originating from South Africa. Its common names include the black cobweb spider, brown house spider, cupboard spider and due to its similarities to the katipō spider it is commonly known as the false katipō in New Zealand. [1] Common throughout Southern Africa, [2] it has been introduced into ...
The pathophysiology of a spider bite is due to the effect of its venom. A spider envenomation occurs whenever a spider injects venom into the skin. Not all spider bites inject venom – a dry bite, and the amount of venom injected can vary based on the type of spider and the circumstances of the encounter. The mechanical injury from a spider ...
These types of bites are rare, but brown recluse, black widow, and hobo spider bites can be deadly, so if you suspect one bit you, seek medical treatment immediately. You may need antibiotics ...
Treatment and when to see the doctor. Follow the spider bite treatment above. It’s unlikely you’ll need to see the doctor, but if you have concerns about the bite area, intense itching, pain ...
Recluse spider bites. Increasing pain over the first eight hours after the bite. Fever, chills and body aches. A bite wound with a pale center that turns dark blue or purple with a red ring around it.
Spiders. A spider bite, also known as arachnidism, is an injury resulting from the bite of a spider. The effects of most bites are not serious. [ 1 ] Most bites result in mild symptoms around the area of the bite. [ 1 ] Rarely they may produce a necrotic skin wound or severe pain. [ 2 ]: 455. Most spiders do not cause bites that are of ...
Symptoms of a bite depend on the amount of venom injected. A bite of Latrodectus may not inject any venom (known as a dry bite) and so no illness occurs. About 75% of "wet" bites will have localized pain and nothing more. [1] If, however, there is a substantial dose, a bite can cause latrodectism.