Hepatitis E has been described. The causes acute viral hepatitis. It is usually transmitted through fecal/oral mechanisms. Its diagnosis is based upon the history of travel to date endemic area during rainy season. Areas that have high concentrations of hepatitis E include India, Nepal, the Southern Soviet Union, Mexico and North Africa.
Waterborne epidemics occur commonly in these areas especially during and after the rainy seeding. This appears to be secondary to flooding.
The incubation period of hepatitis C is approximately 40 days. It usually does not cause joint pain. However, fever nausea and vomiting as well as jaundice are quite common. Liver function test or elevated for only a short period of time. In most cases, the mortality is less than 1 percent. However, as noted below pregnancy may complicate this. It is unknown if sexual and perinatal transmission occur in this disease.
Hepatitis E results in a manner similar to hepatitis A. That is, it resolves usually within 2 to 3 months. Its significance is increased in pregnant females. In these patients, loss of the fetus can occur in approximately 20 percent.
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