This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
Fulminant infection in pregnancy is due to: 
Select and explain. 
A. HEV, B. HDV, C. HAV, D. HBV
A: HEV
Answer: A: HEV 
Explanation: Ans. a. HEVFulminant hepatitis caused by Hepatitis-E virusFulminant hepatitis may occur rarely in 1-2% of cases; except for the pregnant women who are particularly at higher risk (20%) of developing fulminant hepatitis).