The slides below include pictures of 29 types of bacterial, fungal, parasitic, and viral rashes. For instance, candidiasis, a common fungal infection, causes an itchy rash that generally appears in skin folds.Īnyone who believes they may have an infection should seek medical advice. These rashes will vary depending on the type of infection. Infections that involve bacteria, viruses, fungi, or parasites can also cause a rash. It also means that a person can receive a lethal dose if one of these octopuses touches their skin.ĭespite being so toxic, blue-ringed octopuses have caused only three confirmed deaths, according to WebMD.Bacterial, viral, fungal, and parasitic infections Tetrodotoxin is found throughout the octopus's tissues, not just in specific venom glands, which makes them some of the few animals that are both poisonous and venomous. Instead, the toxin is produced by symbiotic bacteria that live in their salivary glands, according to the Australian Institute of Marine Science. All health care practitioners can do is provide supportive care or use a ventilator if patients are unable to breathe, according to the CDC.īlue-ringed octopuses do not create tetrodotoxin themselves. There is no known antidote for tetrodotoxin. The effects of tetrodotoxin can occur rapidly or have a delayed onset, so death can occur anywhere between 20 minutes and 24 hours after the toxin enters the body, according to the Centers for Disease Control and Prevention (CDC). This causes rapid weakening and paralysis of muscles, including those of the respiratory tract, which can lead to respiratory arrest and death. Tetrodotoxin stops nerves from signaling to muscles by blocking sodium ion channels.
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