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Latrodectism. The southern black widow spider (Latrodectus mactans), a cause of latrodectism. Specialty. Emergency medicine. Latrodectism (/ lætrəˈdɛktɪzəm /) is the illness caused by the bite of Latrodectus spiders (the black widow spider and related species). Pain, muscle rigidity, vomiting, and sweating are the symptoms of latrodectism.
Latrodectus is a broadly distributed genus of spiders with several species that are commonly known as the true widows. This group is composed of those often loosely called black widow spiders, brown widow spiders, and similar spiders. [3][4][5][6] However, the diversity of species is much greater. A member of the family Theridiidae, this genus ...
Latrodectus mactans. (Fabricius, 1775) [1] Latrodectus mactans, known as southern black widow or simply black widow, and the shoe-button spider, [citation needed] is a venomous species of spider in the genus Latrodectus. The females are well known for their distinctive black and red coloring and for the fact that they will occasionally eat ...
Brown widows are commonly found in Florida, Texas and other southern states. In total, there are around 50 plus species of black widow spiders around the world. ... A black widow bite often causes ...
These pictures of common venomous bites, including brown recluse and black widow spider bites, ... is the medical director of Florida Poison Information Center Tampa and an associate professor at ...
In addition to the bite itself, you might develop some other symptoms in the next few hours and days. The early signs of a spider bite may include: A raised, itchy bump or rash. Pain at the site ...
Redback spider. The redback spider (Latrodectus hasselti), also known as the Australian black widow, [2][3][4] is a species of highly venomous spider believed to originate in Australia but now, Southeast Asia and New Zealand, with colonies elsewhere outside Australia. [5] It is a member of the cosmopolitan genus Latrodectus, the widow spiders.
A black widow bite can look like countless other insect and spider bites, but if you suspect or know you’ve been bitten by one, it’s best to get checked out, Dr. Zahn says. Children, pregnant ...