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Rattlesnakes are the most widely known of the pit vipers (family Viperidae). They are found throughout the United States and parts of Canada and account for most poisonous (venomous) snakebites in North America. They leave one, two, or three puncture marks on the skin, but you won't always see any marks.
Rattlesnakes can be up to2.5 m (8 ft) long and have:
Symptoms of a rattlesnake bite usually appear from minutes to hours after a bite and can include:
If you think you have been bitten by a rattlesnake,call 911 or other emergency services immediately.
Current as ofSeptember 23, 2018
Author: Healthwise StaffMedical Review: William H. Blahd, Jr., MD, FACEP - Emergency MedicineAnne C. Poinier, MD - Internal MedicineAdam Husney, MD - Family MedicineKathleen Romito, MD - Family Medicine
Current as of: September 23, 2018
Author: Healthwise Staff
Medical Review:William H. Blahd, Jr., MD, FACEP - Emergency Medicine & Anne C. Poinier, MD - Internal Medicine & Adam Husney, MD - Family Medicine & Kathleen Romito, MD - Family Medicine
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