Both rubella and parvovirus B19 (PVB19) present with a rash.
They are infections of relevance, because of their potential impact on the fetus and neonate.
de Haan TR, de Akker ESA, van de Porcelijn L, Oepkes D, Kroes ACM, Walther FJ. Thrombocytopenia in hydropic fetuses with parvovirus B19 infection: incidence, treatment and correlation with fetal B19 viral load. BJOG 2007;115:76–81.
Ismail KMK, Kilby MD. Human parvovirus B19 infection and pregnancy. The Obstetrician & Gynaecologist 2003;5:4–9.
Miller E, Fairley CK, Cohen B, Seng C. Immediate and long term outcome of human parvovirus B19 infection in pregnancy. BJOG 1998;105:174–8.
Wright C, Hinchlifffe SA, Taylor C. Fetal pathology in intrauterine death due to B19 infection. BJOG 1996;103:133–6.
Skjöldebrand-Sparre L, Tolfvensan T, Papadogiannakis Wahren B, Broliden K, Nyman M. Parvovirus B19 infection: association with third trimester intrauterine fetal death. BJOG 2000;107:476–80.