Parvovirus B19 does not cause :
Roseola infantum or exanthem subitum is caused by HHV 6 and HHV-7 (rarely).
Diseases caused by Parvo virus :

Erythema infectiosum
Seronegative arthritis
Aplastic crisis in hemolytic anaemia
Fetal infection leads to non-immunohydrops fetalis
Chronic anaemia in immunocompromised
Hemophagocytic syndrome
Severe anaemia in malarial patients.
Roseola infantum
Aplastic anemia in sickle cell
Fetal hydrops
Collapsing FSGS