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A snakebite is an injury caused by the bite of a snake, especially a venomous snake. [9] A common sign of a bite from a venomous snake is the presence of two puncture wounds from the animal's fangs. [1] Sometimes venom injection from the bite may occur. [3]
It has been estimated that 7,000–8,000 people per year receive venomous snake bites in the United States, and about five of those people die. [5] Though most fatal bites are attributed to rattlesnakes, the copperhead accounts for more snakebite incidents than any other venomous North American species.
Of the elapids, the yellow-bellied sea snake has, very rarely, caused venomous bites, while the coral snakes, although common, inflict only 1 to 2% of all reported snake bites. [52] Of the coral snakes, Micrurus nigrocinctus is responsible for the most bites. [53] Colubrid species found in Central America only cause mild to moderate ...
Average venom yield per bite is 37 mg and a maximum yield of 97 mg. [164] Bites from red-bellied black snake are rarely life-threatening due to the snake usually choosing to inject little venom toxin, but are still in need of immediate medical attention. Rate of envenomation is 40–60%, but the untreated mortality rate is less than 1%.
Animal bites are the most common form of injury from animal attacks. The U.S. estimated annual count of animal bites is 250,000 human bites, 1 to 2 million dog bites, 400,000 cat bites, and 45,000 bites from snakes. [2] Bites from skunks, horses, squirrels, rats, rabbits, pigs, and monkeys may be up to one percent of bite injuries.
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The bite of all the proteroglyphous elapids, even of the smallest and gentlest, such as the coral snakes, is, so far as known, deadly to humans. However, some mildly venomous elapids remain, such as the hooded snakes ( Parasuta ), bandy-bandies ( Vermicella ), etc.
The number of people seeking treatment for snake bites nearly doubled at one local hospital this summer, following an overall trend the hospital has tracked over the past several years.