<prompt> All of the following statements about Parvovirus B -19 are TRUE, EXCEPT:DNA virusCrosses placenta in only 10 of casesCan cause severe anemiaCan cause Aplastic crisis  <response>: Parvovirus B-19 causes a infection called Erythema infectiosum or Fifth disease. Around 50-70 cases are around 5-15 years of age. Transmission from mother to fetus is around 15-30. It causes, anemia, aplastic crisis, rashes, ahralgia, rarely hydrops fetalis. Ref: Kliegman, Behrman, Jenson, Stanton 2008, Nelson textbook of Pediatrics, Chapter 248, Parvovirus B19, Volume 1, Page 1357; Medical Microbiology By Jawetz , 24th Edition, Pages 414, 417 