You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is In pregnancy which viral infection has maximum moality? and explain in detail?
HEV hepatitis is an enterically transmitted, waterborne infection occurring primarily beyond the years of infancy. HEV is endemic in India where it is caused by fecal con- tamination of drinking water. Prevalence rates of anti-HEV IgG antibodies approach 40% in the Indian population. Epidemics have been repoed from Asia, sub-Saharan Africa, and Mexico. Sporadic infection seems to be uncom- mon; it is seen mainly in travelers and accounts for more than 50% of cases of sporadic acute viral hepatitis in India. In most cases, the disease is self-limited; HEV is not associated with chronic liver disease or persistent viremia. A characteristic feature of the infection is the high moality rate among pregnant women approaching 20% ref Robbins 9/e p 619