What happensif a rattlesnake bite goes untreated?

Dangerous. Rattlesnake bites can cause swelling & severe pain in area of bite. The person may having bleeding, bruising, numbness, tingling, weakness, nausea, vomiting, fast heart rate, a metallic taste in mouth & confusion. In some cases death may occur.
Death likely. Rattle snake bites can be deadly. Should always receive treatment. Call 911.