Characteristic _ general knowledge of the first type virus hepatitis

Characteristic _ general knowledge of the first type virus hepatitis
First type hepatitis is infective and strong, the morbidity is high, take the lead in various virus hepatitis. Its popular situation is closely related to local hygiene state. Our country is the sending area of the height. Present, break out, prevail periodically often, it infects sources to be acute issues of patient and inferior clinical the infeted. Often have obvious seasonality, it is the life that keep in touch and spread, mainly infect through the excrement mouth route. Person infected discharge virus in excrement and urine 10 day behind incubation period often, to stop, arrange malicious 2 week have illness coming on. The source of water, food, the apparatus,etc. can be caused by the pollution of excrement and urine including hepatitis A and virus popularly. Patient's prognosis of hepatitis A is good. The case fatality rate is low, most patients get well during 6 months. Have not found the chronic hepatitis A patient at present.
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