(a) Parvovirus B19 inclusion in Pronormoblast in bone marrow aspirate (Geimsa, 1000x), in same case as described above. (b) Clearing of nuclei in pronormoblasts, due to Parvovirus B19 inclusion (HE, 400x); an adult case of hereditary spherocytosis with acute hepatitis and sudden drop of haemoglobin, Parvovirus IgM serology positive.
