Tags: Disease.
Haverhill Fever (or epidemic arthritic erythema) is a form of rat-bite fever caused by the bacterium Streptobacillus moniliformis an organism common in rats and mice. Symptoms begin to appear two to ten days after a rat bite injury. The illness resembles a severe influenza with a moderate fever (38-40°C or 101-104°F) chills joint pain and a diffuse red rash located mostly on the hands and feet.