<prompt> Which of the following is not transmitted through sexual route?Hep AHep EHep A EHep D  <response>: HEPATITIS E The infection caused by the hepatitis E virus HEV which was discovered in 1980, is essentially a water-borne disease. Formerly termed enterically transmitted hepatitis non-A, non-B HNANB, HEV is a 29-nm to 32-nm RNA virus with 4 genotypes type 1, 2, 3 and 4. Transmission The hepatitis E virus is transmitted mainly through the faecal-oral route, due to faecal contamination of drinking water. Other transmission routes have been identified, which include : a food-borne transmission from ingestion of products derived from infected animals; b transfusion of infected blood products c veical transmission from a pregnant woman to her foetus. Ref : Park 23rd edition Pgno : 218 