NCIt definition : A disease characterized by normocytic, normochromic anemia, low hematocrit, reticulocytopenia
and selective erythroid hypoplasia. It can occur as a chronic or acute form; the former
is predominantly seen in adults and the latter in children. Pathogenesis involves
immune dysfunction with antibodies directed against erythroid precursor cells or erythropoietin,
or due to T-cell mediated suppression of erythropoiesis.;
Alternative definition : NCI-GLOSS: A rare disorder in which the bone marrow makes almost no red blood cells.
It may be caused by infection or by certain drugs. Patients with this disorder may
also have a thymoma (a tumor of the thymus) or an autoimmune condition such as lupus
erythematosus or rheumatoid arthritis.; NICHD: A disease characterized by normocytic, normochromic anemia, low hematocrit,
reticulocytopenia, and selective erythroid hypoplasia. It can occur as a chronic or
acute form; the former is predominantly seen in adults, and the latter in children.;