Chronic bone marrow failure due to persistent B19 parvovirus infection.
D000740:Anemia / Q000209:etiology; D001853:Bone Marrow / Q000382:microbiology / Q000503:physiopathology*; D002675:Child, Preschool; D004920:Erythropoiesis; D006801:Humans; D007153:Immunologic Deficiency Syndromes / Q000209:etiology; D008297:Male; D010321:Parvoviridae / Q000302:isolation & purification; D010322:Parvoviridae Infections / Q000150:complications / Q000503:physiopathology*; D014779:Virus Replication