Viral infection not transmitted by blood transfusion is
Parvovirus B-19
Dengue virus
Cytomegalovirus
Hepatitis G virus
Dengue fever is transmitted by the bite of Aedes aegypti mosquito. Parvovirus transmission through respiratory route and blood. Hepatitis by parental, sexual and perinatal. Cytomegalovirus - transmitted by transplacental route, postnatal infection by sexual intercourse, blood transfusion and organ transplantation. Ref: Baveja textbook of microbiology; 4th edition.
Virology